286768360

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{17029}}^1$

素因数の和:17461

約数の個数: 32

約数和(自身を含む): 646799400

約数和(自身を除く): 360031040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 17029, 34058, 68116, 85145, 136232, 170290, 340580, 681160, 7169209, 14338418, 28676836, 35846045, 57353672, 71692090, 143384180, 286768360]

約数ペア:

[(1, 286768360), (2, 143384180), (4, 71692090), (5, 57353672), (8, 35846045), (10, 28676836), (20, 14338418), (40, 7169209), (421, 681160), (842, 340580), (1684, 170290), (2105, 136232), (3368, 85145), (4210, 68116), (8420, 34058), (16840, 17029)]