28218430

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{3203}}^1$

素因数の和:4091

約数の個数: 16

約数和(自身を含む): 50866704

約数和(自身を除く): 22648274

約数列:

[1, 2, 5, 10, 881, 1762, 3203, 4405, 6406, 8810, 16015, 32030, 2821843, 5643686, 14109215, 28218430]

約数ペア:

[(1, 28218430), (2, 14109215), (5, 5643686), (10, 2821843), (881, 32030), (1762, 16015), (3203, 8810), (4405, 6406)]