12466960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 32712192

約数和(自身を除く): 20245232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 457, 496, 620, 682, 880, 914, 1240, 1364, 1705, 1828, 2285, 2480, 2728, 3410, 3656, 4570, 5027, 5456, 6820, 7312, 9140, 10054, 13640, 14167, 18280, 20108, 25135, 27280, 28334, 36560, 40216, 50270, 56668, 70835, 80432, 100540, 113336, 141670, 155837, 201080, 226672, 283340, 311674, 402160, 566680, 623348, 779185, 1133360, 1246696, 1558370, 2493392, 3116740, 6233480, 12466960]

約数ペア:

[(1, 12466960), (2, 6233480), (4, 3116740), (5, 2493392), (8, 1558370), (10, 1246696), (11, 1133360), (16, 779185), (20, 623348), (22, 566680), (31, 402160), (40, 311674), (44, 283340), (55, 226672), (62, 201080), (80, 155837), (88, 141670), (110, 113336), (124, 100540), (155, 80432), (176, 70835), (220, 56668), (248, 50270), (310, 40216), (341, 36560), (440, 28334), (457, 27280), (496, 25135), (620, 20108), (682, 18280), (880, 14167), (914, 13640), (1240, 10054), (1364, 9140), (1705, 7312), (1828, 6820), (2285, 5456), (2480, 5027), (2728, 4570), (3410, 3656)]