20123701890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{9433}}^1$

素因数の和:9596

約数の個数: 128

約数和(自身を含む): 52818324480

約数和(自身を除く): 32694622590

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 47, 51, 85, 89, 94, 102, 141, 170, 178, 235, 255, 267, 282, 445, 470, 510, 534, 705, 799, 890, 1335, 1410, 1513, 1598, 2397, 2670, 3026, 3995, 4183, 4539, 4794, 7565, 7990, 8366, 9078, 9433, 11985, 12549, 15130, 18866, 20915, 22695, 23970, 25098, 28299, 41830, 45390, 47165, 56598, 62745, 71111, 94330, 125490, 141495, 142222, 160361, 213333, 282990, 320722, 355555, 426666, 443351, 481083, 711110, 801805, 839537, 886702, 962166, 1066665, 1330053, 1603610, 1679074, 2133330, 2216755, 2405415, 2518611, 2660106, 4197685, 4433510, 4810830, 5037222, 6650265, 7536967, 8395370, 12593055, 13300530, 14272129, 15073934, 22610901, 25186110, 28544258, 37684835, 39458239, 42816387, 45221802, 71360645, 75369670, 78916478, 85632774, 113054505, 118374717, 142721290, 197291195, 214081935, 226109010, 236749434, 394582390, 428163870, 591873585, 670790063, 1183747170, 1341580126, 2012370189, 3353950315, 4024740378, 6707900630, 10061850945, 20123701890]

約数ペア:

[(1, 20123701890), (2, 10061850945), (3, 6707900630), (5, 4024740378), (6, 3353950315), (10, 2012370189), (15, 1341580126), (17, 1183747170), (30, 670790063), (34, 591873585), (47, 428163870), (51, 394582390), (85, 236749434), (89, 226109010), (94, 214081935), (102, 197291195), (141, 142721290), (170, 118374717), (178, 113054505), (235, 85632774), (255, 78916478), (267, 75369670), (282, 71360645), (445, 45221802), (470, 42816387), (510, 39458239), (534, 37684835), (705, 28544258), (799, 25186110), (890, 22610901), (1335, 15073934), (1410, 14272129), (1513, 13300530), (1598, 12593055), (2397, 8395370), (2670, 7536967), (3026, 6650265), (3995, 5037222), (4183, 4810830), (4539, 4433510), (4794, 4197685), (7565, 2660106), (7990, 2518611), (8366, 2405415), (9078, 2216755), (9433, 2133330), (11985, 1679074), (12549, 1603610), (15130, 1330053), (18866, 1066665), (20915, 962166), (22695, 886702), (23970, 839537), (25098, 801805), (28299, 711110), (41830, 481083), (45390, 443351), (47165, 426666), (56598, 355555), (62745, 320722), (71111, 282990), (94330, 213333), (125490, 160361), (141495, 142222)]