20457660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5779}}^1$

素因数の和:5850

約数の個数: 48

約数和(自身を含む): 58262400

約数和(自身を除く): 37804740

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, 5779, 11558, 17337, 23116, 28895, 34674, 57790, 69348, 86685, 115580, 173370, 340961, 346740, 681922, 1022883, 1363844, 1704805, 2045766, 3409610, 4091532, 5114415, 6819220, 10228830, 20457660]

約数ペア:

[(1, 20457660), (2, 10228830), (3, 6819220), (4, 5114415), (5, 4091532), (6, 3409610), (10, 2045766), (12, 1704805), (15, 1363844), (20, 1022883), (30, 681922), (59, 346740), (60, 340961), (118, 173370), (177, 115580), (236, 86685), (295, 69348), (354, 57790), (590, 34674), (708, 28895), (885, 23116), (1180, 17337), (1770, 11558), (3540, 5779)]