55238680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{28183}}^1$

素因数の和:28208

約数の個数: 48

約数和(自身を含む): 144583920

約数和(自身を除く): 89345240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 28183, 56366, 112732, 140915, 197281, 225464, 281830, 394562, 563660, 789124, 986405, 1127320, 1380967, 1578248, 1972810, 2761934, 3945620, 5523868, 6904835, 7891240, 11047736, 13809670, 27619340, 55238680]

約数ペア:

[(1, 55238680), (2, 27619340), (4, 13809670), (5, 11047736), (7, 7891240), (8, 6904835), (10, 5523868), (14, 3945620), (20, 2761934), (28, 1972810), (35, 1578248), (40, 1380967), (49, 1127320), (56, 986405), (70, 789124), (98, 563660), (140, 394562), (196, 281830), (245, 225464), (280, 197281), (392, 140915), (490, 112732), (980, 56366), (1960, 28183)]