215501120

素因数分解:

$2^6\times 5^1\times {\mathrm{673441}}^1$

素因数の和:673458

約数の個数: 28

約数和(自身を含む): 513162804

約数和(自身を除く): 297661684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 673441, 1346882, 2693764, 3367205, 5387528, 6734410, 10775056, 13468820, 21550112, 26937640, 43100224, 53875280, 107750560, 215501120]

約数ペア:

[(1, 215501120), (2, 107750560), (4, 53875280), (5, 43100224), (8, 26937640), (10, 21550112), (16, 13468820), (20, 10775056), (32, 6734410), (40, 5387528), (64, 3367205), (80, 2693764), (160, 1346882), (320, 673441)]