889013560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{1471}}^1$

素因数の和:2032

約数の個数: 64

約数和(自身を含む): 2074636800

約数和(自身を除く): 1185623240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 521, 580, 1042, 1160, 1471, 2084, 2605, 2942, 4168, 5210, 5884, 7355, 10420, 11768, 14710, 15109, 20840, 29420, 30218, 42659, 58840, 60436, 75545, 85318, 120872, 151090, 170636, 213295, 302180, 341272, 426590, 604360, 766391, 853180, 1532782, 1706360, 3065564, 3831955, 6131128, 7663910, 15327820, 22225339, 30655640, 44450678, 88901356, 111126695, 177802712, 222253390, 444506780, 889013560]

約数ペア:

[(1, 889013560), (2, 444506780), (4, 222253390), (5, 177802712), (8, 111126695), (10, 88901356), (20, 44450678), (29, 30655640), (40, 22225339), (58, 15327820), (116, 7663910), (145, 6131128), (232, 3831955), (290, 3065564), (521, 1706360), (580, 1532782), (1042, 853180), (1160, 766391), (1471, 604360), (2084, 426590), (2605, 341272), (2942, 302180), (4168, 213295), (5210, 170636), (5884, 151090), (7355, 120872), (10420, 85318), (11768, 75545), (14710, 60436), (15109, 58840), (20840, 42659), (29420, 30218)]