157409440

素因数分解:

$2^5\times 5^1\times {\mathrm{983809}}^1$

素因数の和:983824

約数の個数: 24

約数和(自身を含む): 371880180

約数和(自身を除く): 214470740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 983809, 1967618, 3935236, 4919045, 7870472, 9838090, 15740944, 19676180, 31481888, 39352360, 78704720, 157409440]

約数ペア:

[(1, 157409440), (2, 78704720), (4, 39352360), (5, 31481888), (8, 19676180), (10, 15740944), (16, 9838090), (20, 7870472), (32, 4919045), (40, 3935236), (80, 1967618), (160, 983809)]