1127480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 2579040

約数和(自身を除く): 1451560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 397, 568, 710, 794, 1420, 1588, 1985, 2840, 3176, 3970, 7940, 15880, 28187, 56374, 112748, 140935, 225496, 281870, 563740, 1127480]

約数ペア:

[(1, 1127480), (2, 563740), (4, 281870), (5, 225496), (8, 140935), (10, 112748), (20, 56374), (40, 28187), (71, 15880), (142, 7940), (284, 3970), (355, 3176), (397, 2840), (568, 1985), (710, 1588), (794, 1420)]