20684220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5843}}^1$

素因数の和:5914

約数の個数: 48

約数和(自身を含む): 58907520

約数和(自身を除く): 38223300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5843, 11686, 17529, 23372, 29215, 35058, 58430, 70116, 87645, 116860, 175290, 344737, 350580, 689474, 1034211, 1378948, 1723685, 2068422, 3447370, 4136844, 5171055, 6894740, 10342110, 20684220]

約数ペア:

[(1, 20684220), (2, 10342110), (3, 6894740), (4, 5171055), (5, 4136844), (6, 3447370), (10, 2068422), (12, 1723685), (15, 1378948), (20, 1034211), (30, 689474), (59, 350580), (60, 344737), (118, 175290), (177, 116860), (236, 87645), (295, 70116), (354, 58430), (590, 35058), (708, 29215), (885, 23372), (1180, 17529), (1770, 11686), (3540, 5843)]