1271376220

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1\times {\mathrm{1381}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 2696956416

約数和(自身を除く): 1425580196

約数列:

[1, 2, 4, 5, 10, 20, 191, 241, 382, 482, 764, 955, 964, 1205, 1381, 1910, 2410, 2762, 3820, 4820, 5524, 6905, 13810, 27620, 46031, 92062, 184124, 230155, 263771, 332821, 460310, 527542, 665642, 920620, 1055084, 1318855, 1331284, 1664105, 2637710, 3328210, 5275420, 6656420, 63568811, 127137622, 254275244, 317844055, 635688110, 1271376220]

約数ペア:

[(1, 1271376220), (2, 635688110), (4, 317844055), (5, 254275244), (10, 127137622), (20, 63568811), (191, 6656420), (241, 5275420), (382, 3328210), (482, 2637710), (764, 1664105), (955, 1331284), (964, 1318855), (1205, 1055084), (1381, 920620), (1910, 665642), (2410, 527542), (2762, 460310), (3820, 332821), (4820, 263771), (5524, 230155), (6905, 184124), (13810, 92062), (27620, 46031)]