1340802340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{6793}}^1$

素因数の和:7012

約数の個数: 48

約数和(自身を含む): 2876307840

約数和(自身を除く): 1535505500

約数列:

[1, 2, 4, 5, 10, 20, 71, 139, 142, 278, 284, 355, 556, 695, 710, 1390, 1420, 2780, 6793, 9869, 13586, 19738, 27172, 33965, 39476, 49345, 67930, 98690, 135860, 197380, 482303, 944227, 964606, 1888454, 1929212, 2411515, 3776908, 4721135, 4823030, 9442270, 9646060, 18884540, 67040117, 134080234, 268160468, 335200585, 670401170, 1340802340]

約数ペア:

[(1, 1340802340), (2, 670401170), (4, 335200585), (5, 268160468), (10, 134080234), (20, 67040117), (71, 18884540), (139, 9646060), (142, 9442270), (278, 4823030), (284, 4721135), (355, 3776908), (556, 2411515), (695, 1929212), (710, 1888454), (1390, 964606), (1420, 944227), (2780, 482303), (6793, 197380), (9869, 135860), (13586, 98690), (19738, 67930), (27172, 49345), (33965, 39476)]