57227420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 123088896

約数和(自身を除く): 65861476

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 191, 211, 284, 355, 382, 422, 710, 764, 844, 955, 1055, 1420, 1910, 2110, 3820, 4220, 13561, 14981, 27122, 29962, 40301, 54244, 59924, 67805, 74905, 80602, 135610, 149810, 161204, 201505, 271220, 299620, 403010, 806020, 2861371, 5722742, 11445484, 14306855, 28613710, 57227420]

約数ペア:

[(1, 57227420), (2, 28613710), (4, 14306855), (5, 11445484), (10, 5722742), (20, 2861371), (71, 806020), (142, 403010), (191, 299620), (211, 271220), (284, 201505), (355, 161204), (382, 149810), (422, 135610), (710, 80602), (764, 74905), (844, 67805), (955, 59924), (1055, 54244), (1420, 40301), (1910, 29962), (2110, 27122), (3820, 14981), (4220, 13561)]