7348077940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{990307}}^1$

素因数の和:990376

約数の個数: 48

約数和(自身を含む): 17968148352

約数和(自身を除く): 10620070412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 990307, 1980614, 3961228, 4951535, 6932149, 9903070, 13864298, 19806140, 27728596, 34660745, 52486271, 69321490, 104972542, 138642980, 209945084, 262431355, 367403897, 524862710, 734807794, 1049725420, 1469615588, 1837019485, 3674038970, 7348077940]

約数ペア:

[(1, 7348077940), (2, 3674038970), (4, 1837019485), (5, 1469615588), (7, 1049725420), (10, 734807794), (14, 524862710), (20, 367403897), (28, 262431355), (35, 209945084), (53, 138642980), (70, 104972542), (106, 69321490), (140, 52486271), (212, 34660745), (265, 27728596), (371, 19806140), (530, 13864298), (742, 9903070), (1060, 6932149), (1484, 4951535), (1855, 3961228), (3710, 1980614), (7420, 990307)]