12110020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 27998208

約数和(自身を除く): 15888188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 991, 1222, 1982, 2444, 3055, 3964, 4955, 6110, 9910, 12220, 12883, 19820, 25766, 46577, 51532, 64415, 93154, 128830, 186308, 232885, 257660, 465770, 605501, 931540, 1211002, 2422004, 3027505, 6055010, 12110020]

約数ペア:

[(1, 12110020), (2, 6055010), (4, 3027505), (5, 2422004), (10, 1211002), (13, 931540), (20, 605501), (26, 465770), (47, 257660), (52, 232885), (65, 186308), (94, 128830), (130, 93154), (188, 64415), (235, 51532), (260, 46577), (470, 25766), (611, 19820), (940, 12883), (991, 12220), (1222, 9910), (1982, 6110), (2444, 4955), (3055, 3964)]