2280458820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{209987}}^1$

素因数の和:210180

約数の個数: 48

約数和(自身を含む): 6420593088

約数和(自身を除く): 4140134268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 10860, 209987, 419974, 629961, 839948, 1049935, 1259922, 2099870, 2519844, 3149805, 4199740, 6299610, 12599220, 38007647, 76015294, 114022941, 152030588, 190038235, 228045882, 380076470, 456091764, 570114705, 760152940, 1140229410, 2280458820]

約数ペア:

[(1, 2280458820), (2, 1140229410), (3, 760152940), (4, 570114705), (5, 456091764), (6, 380076470), (10, 228045882), (12, 190038235), (15, 152030588), (20, 114022941), (30, 76015294), (60, 38007647), (181, 12599220), (362, 6299610), (543, 4199740), (724, 3149805), (905, 2519844), (1086, 2099870), (1810, 1259922), (2172, 1049935), (2715, 839948), (3620, 629961), (5430, 419974), (10860, 209987)]