84183160

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4999}}^1$

素因数の和:5431

約数の個数: 32

約数和(自身を含む): 189900000

約数和(自身を除く): 105716840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 4999, 8420, 9998, 16840, 19996, 24995, 39992, 49990, 99980, 199960, 2104579, 4209158, 8418316, 10522895, 16836632, 21045790, 42091580, 84183160]

約数ペア:

[(1, 84183160), (2, 42091580), (4, 21045790), (5, 16836632), (8, 10522895), (10, 8418316), (20, 4209158), (40, 2104579), (421, 199960), (842, 99980), (1684, 49990), (2105, 39992), (3368, 24995), (4210, 19996), (4999, 16840), (8420, 9998)]