1640776964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{1597}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 3153109680

約数和(自身を除く): 1512332716

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 521, 986, 1042, 1597, 1972, 2084, 3194, 6388, 8857, 15109, 17714, 27149, 30218, 35428, 46313, 54298, 60436, 92626, 108596, 185252, 256853, 513706, 787321, 832037, 1027412, 1574642, 1664074, 3149284, 3328148, 14144629, 24129073, 28289258, 48258146, 56578516, 96516292, 410194241, 820388482, 1640776964]

約数ペア:

[(1, 1640776964), (2, 820388482), (4, 410194241), (17, 96516292), (29, 56578516), (34, 48258146), (58, 28289258), (68, 24129073), (116, 14144629), (493, 3328148), (521, 3149284), (986, 1664074), (1042, 1574642), (1597, 1027412), (1972, 832037), (2084, 787321), (3194, 513706), (6388, 256853), (8857, 185252), (15109, 108596), (17714, 92626), (27149, 60436), (30218, 54298), (35428, 46313)]