20832899320

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{929}}^1\times {\mathrm{2657}}^1$

素因数の和:3808

約数の個数: 64

約数和(自身を含む): 47164615200

約数和(自身を除く): 26331715880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 929, 1055, 1688, 1858, 2110, 2657, 3716, 4220, 4645, 5314, 7432, 8440, 9290, 10628, 13285, 18580, 21256, 26570, 37160, 53140, 106280, 196019, 392038, 560627, 784076, 980095, 1121254, 1568152, 1960190, 2242508, 2468353, 2803135, 3920380, 4485016, 4936706, 5606270, 7840760, 9873412, 11212540, 12341765, 19746824, 22425080, 24683530, 49367060, 98734120, 520822483, 1041644966, 2083289932, 2604112415, 4166579864, 5208224830, 10416449660, 20832899320]

約数ペア:

[(1, 20832899320), (2, 10416449660), (4, 5208224830), (5, 4166579864), (8, 2604112415), (10, 2083289932), (20, 1041644966), (40, 520822483), (211, 98734120), (422, 49367060), (844, 24683530), (929, 22425080), (1055, 19746824), (1688, 12341765), (1858, 11212540), (2110, 9873412), (2657, 7840760), (3716, 5606270), (4220, 4936706), (4645, 4485016), (5314, 3920380), (7432, 2803135), (8440, 2468353), (9290, 2242508), (10628, 1960190), (13285, 1568152), (18580, 1121254), (21256, 980095), (26570, 784076), (37160, 560627), (53140, 392038), (106280, 196019)]