64598140

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{4729}}^1$

素因数の和:5421

約数の個数: 24

約数和(自身を含む): 135883440

約数和(自身を除く): 71285300

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 4729, 6830, 9458, 13660, 18916, 23645, 47290, 94580, 3229907, 6459814, 12919628, 16149535, 32299070, 64598140]

約数ペア:

[(1, 64598140), (2, 32299070), (4, 16149535), (5, 12919628), (10, 6459814), (20, 3229907), (683, 94580), (1366, 47290), (2732, 23645), (3415, 18916), (4729, 13660), (6830, 9458)]