1178889680

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{207551}}^1$

素因数の和:207635

約数の個数: 40

約数和(自身を含む): 2779536384

約数和(自身を除く): 1600646704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 207551, 415102, 830204, 1037755, 1660408, 2075510, 3320816, 4151020, 8302040, 14736121, 16604080, 29472242, 58944484, 73680605, 117888968, 147361210, 235777936, 294722420, 589444840, 1178889680]

約数ペア:

[(1, 1178889680), (2, 589444840), (4, 294722420), (5, 235777936), (8, 147361210), (10, 117888968), (16, 73680605), (20, 58944484), (40, 29472242), (71, 16604080), (80, 14736121), (142, 8302040), (284, 4151020), (355, 3320816), (568, 2075510), (710, 1660408), (1136, 1037755), (1420, 830204), (2840, 415102), (5680, 207551)]