7658654980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5393419}}^1$

素因数の和:5393499

約数の個数: 24

約数和(自身を含む): 16309702080

約数和(自身を除く): 8651047100

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5393419, 10786838, 21573676, 26967095, 53934190, 107868380, 382932749, 765865498, 1531730996, 1914663745, 3829327490, 7658654980]

約数ペア:

[(1, 7658654980), (2, 3829327490), (4, 1914663745), (5, 1531730996), (10, 765865498), (20, 382932749), (71, 107868380), (142, 53934190), (284, 26967095), (355, 21573676), (710, 10786838), (1420, 5393419)]