208959380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1492567}}^1$

素因数の和:1492583

約数の個数: 24

約数和(自身を含む): 501502848

約数和(自身を除く): 292543468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1492567, 2985134, 5970268, 7462835, 10447969, 14925670, 20895938, 29851340, 41791876, 52239845, 104479690, 208959380]

約数ペア:

[(1, 208959380), (2, 104479690), (4, 52239845), (5, 41791876), (7, 29851340), (10, 20895938), (14, 14925670), (20, 10447969), (28, 7462835), (35, 5970268), (70, 2985134), (140, 1492567)]