8228560

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1409}}^1$

素因数の和:1495

約数の個数: 40

約数和(自身を含む): 19407240

約数和(自身を除く): 11178680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1409, 1460, 2818, 2920, 5636, 5840, 7045, 11272, 14090, 22544, 28180, 56360, 102857, 112720, 205714, 411428, 514285, 822856, 1028570, 1645712, 2057140, 4114280, 8228560]

約数ペア:

[(1, 8228560), (2, 4114280), (4, 2057140), (5, 1645712), (8, 1028570), (10, 822856), (16, 514285), (20, 411428), (40, 205714), (73, 112720), (80, 102857), (146, 56360), (292, 28180), (365, 22544), (584, 14090), (730, 11272), (1168, 7045), (1409, 5840), (1460, 5636), (2818, 2920)]