33680980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23719}}^1$

素因数の和:23799

約数の個数: 24

約数和(自身を含む): 71729280

約数和(自身を除く): 38048300

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 23719, 47438, 94876, 118595, 237190, 474380, 1684049, 3368098, 6736196, 8420245, 16840490, 33680980]

約数ペア:

[(1, 33680980), (2, 16840490), (4, 8420245), (5, 6736196), (10, 3368098), (20, 1684049), (71, 474380), (142, 237190), (284, 118595), (355, 94876), (710, 47438), (1420, 23719)]