12558920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 34525440

約数和(自身を除く): 21966520

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 73, 85, 88, 92, 110, 115, 136, 146, 170, 184, 187, 220, 230, 253, 292, 340, 365, 374, 391, 440, 460, 506, 584, 680, 730, 748, 782, 803, 920, 935, 1012, 1241, 1265, 1460, 1496, 1564, 1606, 1679, 1870, 1955, 2024, 2482, 2530, 2920, 3128, 3212, 3358, 3740, 3910, 4015, 4301, 4964, 5060, 6205, 6424, 6716, 7480, 7820, 8030, 8395, 8602, 9928, 10120, 12410, 13432, 13651, 15640, 16060, 16790, 17204, 18469, 21505, 24820, 27302, 28543, 32120, 33580, 34408, 36938, 43010, 49640, 54604, 57086, 67160, 68255, 73876, 86020, 92345, 109208, 114172, 136510, 142715, 147752, 172040, 184690, 228344, 273020, 285430, 313973, 369380, 546040, 570860, 627946, 738760, 1141720, 1255892, 1569865, 2511784, 3139730, 6279460, 12558920]

約数ペア:

[(1, 12558920), (2, 6279460), (4, 3139730), (5, 2511784), (8, 1569865), (10, 1255892), (11, 1141720), (17, 738760), (20, 627946), (22, 570860), (23, 546040), (34, 369380), (40, 313973), (44, 285430), (46, 273020), (55, 228344), (68, 184690), (73, 172040), (85, 147752), (88, 142715), (92, 136510), (110, 114172), (115, 109208), (136, 92345), (146, 86020), (170, 73876), (184, 68255), (187, 67160), (220, 57086), (230, 54604), (253, 49640), (292, 43010), (340, 36938), (365, 34408), (374, 33580), (391, 32120), (440, 28543), (460, 27302), (506, 24820), (584, 21505), (680, 18469), (730, 17204), (748, 16790), (782, 16060), (803, 15640), (920, 13651), (935, 13432), (1012, 12410), (1241, 10120), (1265, 9928), (1460, 8602), (1496, 8395), (1564, 8030), (1606, 7820), (1679, 7480), (1870, 6716), (1955, 6424), (2024, 6205), (2482, 5060), (2530, 4964), (2920, 4301), (3128, 4015), (3212, 3910), (3358, 3740)]