55869680

素因数分解:

$2^4\times 5^1\times {\mathrm{698371}}^1$

素因数の和:698384

約数の個数: 20

約数和(自身を含む): 129897192

約数和(自身を除く): 74027512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 698371, 1396742, 2793484, 3491855, 5586968, 6983710, 11173936, 13967420, 27934840, 55869680]

約数ペア:

[(1, 55869680), (2, 27934840), (4, 13967420), (5, 11173936), (8, 6983710), (10, 5586968), (16, 3491855), (20, 2793484), (40, 1396742), (80, 698371)]