719007940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1553}}^1\times {\mathrm{3307}}^1$

素因数の和:4876

約数の個数: 48

約数和(自身を含む): 1727252352

約数和(自身を除く): 1008244412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1553, 3106, 3307, 6212, 6614, 7765, 10871, 13228, 15530, 16535, 21742, 23149, 31060, 33070, 43484, 46298, 54355, 66140, 92596, 108710, 115745, 217420, 231490, 462980, 5135771, 10271542, 20543084, 25678855, 35950397, 51357710, 71900794, 102715420, 143801588, 179751985, 359503970, 719007940]

約数ペア:

[(1, 719007940), (2, 359503970), (4, 179751985), (5, 143801588), (7, 102715420), (10, 71900794), (14, 51357710), (20, 35950397), (28, 25678855), (35, 20543084), (70, 10271542), (140, 5135771), (1553, 462980), (3106, 231490), (3307, 217420), (6212, 115745), (6614, 108710), (7765, 92596), (10871, 66140), (13228, 54355), (15530, 46298), (16535, 43484), (21742, 33070), (23149, 31060)]