69918020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{112771}}^1$

素因数の和:112811

約数の個数: 24

約数和(自身を含む): 151565568

約数和(自身を除く): 81647548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 112771, 225542, 451084, 563855, 1127710, 2255420, 3495901, 6991802, 13983604, 17479505, 34959010, 69918020]

約数ペア:

[(1, 69918020), (2, 34959010), (4, 17479505), (5, 13983604), (10, 6991802), (20, 3495901), (31, 2255420), (62, 1127710), (124, 563855), (155, 451084), (310, 225542), (620, 112771)]