486969980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3478357}}^1$

素因数の和:3478373

約数の個数: 24

約数和(自身を含む): 1168728288

約数和(自身を除く): 681758308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3478357, 6956714, 13913428, 17391785, 24348499, 34783570, 48696998, 69567140, 97393996, 121742495, 243484990, 486969980]

約数ペア:

[(1, 486969980), (2, 243484990), (4, 121742495), (5, 97393996), (7, 69567140), (10, 48696998), (14, 34783570), (20, 24348499), (28, 17391785), (35, 13913428), (70, 6956714), (140, 3478357)]