214901840

素因数分解:

$2^4\times 5^1\times {\mathrm{2686273}}^1$

素因数の和:2686286

約数の個数: 20

約数和(自身を含む): 499646964

約数和(自身を除く): 284745124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2686273, 5372546, 10745092, 13431365, 21490184, 26862730, 42980368, 53725460, 107450920, 214901840]

約数ペア:

[(1, 214901840), (2, 107450920), (4, 53725460), (5, 42980368), (8, 26862730), (10, 21490184), (16, 13431365), (20, 10745092), (40, 5372546), (80, 2686273)]