12089980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{86357}}^1$

素因数の和:86373

約数の個数: 24

約数和(自身を含む): 29016288

約数和(自身を除く): 16926308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 86357, 172714, 345428, 431785, 604499, 863570, 1208998, 1727140, 2417996, 3022495, 6044990, 12089980]

約数ペア:

[(1, 12089980), (2, 6044990), (4, 3022495), (5, 2417996), (7, 1727140), (10, 1208998), (14, 863570), (20, 604499), (28, 431785), (35, 345428), (70, 172714), (140, 86357)]