2921360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:132

約数の個数: 60

約数和(自身を含む): 7455252

約数和(自身を除く): 4533892

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 2809, 3445, 4240, 5512, 5618, 6890, 11024, 11236, 13780, 14045, 22472, 27560, 28090, 36517, 44944, 55120, 56180, 73034, 112360, 146068, 182585, 224720, 292136, 365170, 584272, 730340, 1460680, 2921360]

約数ペア:

[(1, 2921360), (2, 1460680), (4, 730340), (5, 584272), (8, 365170), (10, 292136), (13, 224720), (16, 182585), (20, 146068), (26, 112360), (40, 73034), (52, 56180), (53, 55120), (65, 44944), (80, 36517), (104, 28090), (106, 27560), (130, 22472), (208, 14045), (212, 13780), (260, 11236), (265, 11024), (424, 6890), (520, 5618), (530, 5512), (689, 4240), (848, 3445), (1040, 2809), (1060, 2756), (1378, 2120)]