620961196

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{649541}}^1$

素因数の和:649784

約数の個数: 12

約数和(自身を含む): 1091230560

約数和(自身を除く): 470269364

約数列:

[1, 2, 4, 239, 478, 956, 649541, 1299082, 2598164, 155240299, 310480598, 620961196]

約数ペア:

[(1, 620961196), (2, 310480598), (4, 155240299), (239, 2598164), (478, 1299082), (956, 649541)]