1269320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2465

約数の個数: 32

約数和(自身を含む): 3076920

約数和(自身を除く): 1807600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2441, 4882, 9764, 12205, 19528, 24410, 31733, 48820, 63466, 97640, 126932, 158665, 253864, 317330, 634660, 1269320]

約数ペア:

[(1, 1269320), (2, 634660), (4, 317330), (5, 253864), (8, 158665), (10, 126932), (13, 97640), (20, 63466), (26, 48820), (40, 31733), (52, 24410), (65, 19528), (104, 12205), (130, 9764), (260, 4882), (520, 2441)]