20085170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3457}}^1$

素因数の和:3554

約数の個数: 32

約数和(自身を含む): 41827968

約数和(自身を除く): 21742798

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 3457, 5810, 6914, 17285, 24199, 34570, 48398, 120995, 241990, 286931, 573862, 1434655, 2008517, 2869310, 4017034, 10042585, 20085170]

約数ペア:

[(1, 20085170), (2, 10042585), (5, 4017034), (7, 2869310), (10, 2008517), (14, 1434655), (35, 573862), (70, 286931), (83, 241990), (166, 120995), (415, 48398), (581, 34570), (830, 24199), (1162, 17285), (2905, 6914), (3457, 5810)]