8858240

素因数分解:

$2^7\times 5^1\times {\mathrm{13841}}^1$

素因数の和:13860

約数の個数: 32

約数和(自身を含む): 21178260

約数和(自身を除く): 12320020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13841, 27682, 55364, 69205, 110728, 138410, 221456, 276820, 442912, 553640, 885824, 1107280, 1771648, 2214560, 4429120, 8858240]

約数ペア:

[(1, 8858240), (2, 4429120), (4, 2214560), (5, 1771648), (8, 1107280), (10, 885824), (16, 553640), (20, 442912), (32, 276820), (40, 221456), (64, 138410), (80, 110728), (128, 69205), (160, 55364), (320, 27682), (640, 13841)]