142006720

素因数分解:

$2^6\times 5^1\times {\mathrm{443771}}^1$

素因数の和:443788

約数の個数: 28

約数和(自身を含む): 338154264

約数和(自身を除く): 196147544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 443771, 887542, 1775084, 2218855, 3550168, 4437710, 7100336, 8875420, 14200672, 17750840, 28401344, 35501680, 71003360, 142006720]

約数ペア:

[(1, 142006720), (2, 71003360), (4, 35501680), (5, 28401344), (8, 17750840), (10, 14200672), (16, 8875420), (20, 7100336), (32, 4437710), (40, 3550168), (64, 2218855), (80, 1775084), (160, 887542), (320, 443771)]