1624740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2083}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 4901568

約数和(自身を除く): 3276828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2083, 4166, 6249, 8332, 10415, 12498, 20830, 24996, 27079, 31245, 41660, 54158, 62490, 81237, 108316, 124980, 135395, 162474, 270790, 324948, 406185, 541580, 812370, 1624740]

約数ペア:

[(1, 1624740), (2, 812370), (3, 541580), (4, 406185), (5, 324948), (6, 270790), (10, 162474), (12, 135395), (13, 124980), (15, 108316), (20, 81237), (26, 62490), (30, 54158), (39, 41660), (52, 31245), (60, 27079), (65, 24996), (78, 20830), (130, 12498), (156, 10415), (195, 8332), (260, 6249), (390, 4166), (780, 2083)]