39979740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{666329}}^1$

素因数の和:666341

約数の個数: 24

約数和(自身を含む): 111943440

約数和(自身を除く): 71963700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 666329, 1332658, 1998987, 2665316, 3331645, 3997974, 6663290, 7995948, 9994935, 13326580, 19989870, 39979740]

約数ペア:

[(1, 39979740), (2, 19989870), (3, 13326580), (4, 9994935), (5, 7995948), (6, 6663290), (10, 3997974), (12, 3331645), (15, 2665316), (20, 1998987), (30, 1332658), (60, 666329)]