20690670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 68304384

約数和(自身を除く): 47613714

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 53, 55, 65, 66, 70, 77, 78, 91, 105, 106, 110, 130, 143, 154, 159, 165, 169, 182, 195, 210, 231, 265, 273, 286, 318, 330, 338, 371, 385, 390, 429, 455, 462, 507, 530, 546, 583, 689, 715, 742, 770, 795, 845, 858, 910, 1001, 1014, 1113, 1155, 1166, 1183, 1365, 1378, 1430, 1590, 1690, 1749, 1855, 1859, 2002, 2067, 2145, 2226, 2310, 2366, 2535, 2730, 2915, 3003, 3445, 3498, 3549, 3710, 3718, 4081, 4134, 4290, 4823, 5005, 5070, 5565, 5577, 5830, 5915, 6006, 6890, 7098, 7579, 8162, 8745, 8957, 9295, 9646, 10010, 10335, 11130, 11154, 11830, 12243, 13013, 14469, 15015, 15158, 17490, 17745, 17914, 18590, 20405, 20670, 22737, 24115, 24486, 26026, 26871, 27885, 28938, 30030, 35490, 37895, 39039, 40810, 44785, 45474, 48230, 53053, 53742, 55770, 61215, 62699, 65065, 72345, 75790, 78078, 89570, 98527, 106106, 113685, 122430, 125398, 130130, 134355, 144690, 159159, 188097, 195195, 197054, 227370, 265265, 268710, 295581, 313495, 318318, 376194, 390390, 492635, 530530, 591162, 626990, 689689, 795795, 940485, 985270, 1379378, 1477905, 1591590, 1880970, 2069067, 2955810, 3448445, 4138134, 6896890, 10345335, 20690670]

約数ペア:

[(1, 20690670), (2, 10345335), (3, 6896890), (5, 4138134), (6, 3448445), (7, 2955810), (10, 2069067), (11, 1880970), (13, 1591590), (14, 1477905), (15, 1379378), (21, 985270), (22, 940485), (26, 795795), (30, 689689), (33, 626990), (35, 591162), (39, 530530), (42, 492635), (53, 390390), (55, 376194), (65, 318318), (66, 313495), (70, 295581), (77, 268710), (78, 265265), (91, 227370), (105, 197054), (106, 195195), (110, 188097), (130, 159159), (143, 144690), (154, 134355), (159, 130130), (165, 125398), (169, 122430), (182, 113685), (195, 106106), (210, 98527), (231, 89570), (265, 78078), (273, 75790), (286, 72345), (318, 65065), (330, 62699), (338, 61215), (371, 55770), (385, 53742), (390, 53053), (429, 48230), (455, 45474), (462, 44785), (507, 40810), (530, 39039), (546, 37895), (583, 35490), (689, 30030), (715, 28938), (742, 27885), (770, 26871), (795, 26026), (845, 24486), (858, 24115), (910, 22737), (1001, 20670), (1014, 20405), (1113, 18590), (1155, 17914), (1166, 17745), (1183, 17490), (1365, 15158), (1378, 15015), (1430, 14469), (1590, 13013), (1690, 12243), (1749, 11830), (1855, 11154), (1859, 11130), (2002, 10335), (2067, 10010), (2145, 9646), (2226, 9295), (2310, 8957), (2366, 8745), (2535, 8162), (2730, 7579), (2915, 7098), (3003, 6890), (3445, 6006), (3498, 5915), (3549, 5830), (3710, 5577), (3718, 5565), (4081, 5070), (4134, 5005), (4290, 4823)]