1270161567340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8179}}^1\times {\mathrm{109363}}^1$

素因数の和:117622

約数の個数: 48

約数和(自身を含む): 2705262900480

約数和(自身を除く): 1435101333140

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 8179, 16358, 32716, 40895, 81790, 109363, 163580, 218726, 437452, 546815, 580709, 1093630, 1161418, 2187260, 2322836, 2903545, 5807090, 7764773, 11614180, 15529546, 31059092, 38823865, 77647730, 155295460, 894479977, 1788959954, 3577919908, 4472399885, 8944799770, 17889599540, 63508078367, 127016156734, 254032313468, 317540391835, 635080783670, 1270161567340]

約数ペア:

[(1, 1270161567340), (2, 635080783670), (4, 317540391835), (5, 254032313468), (10, 127016156734), (20, 63508078367), (71, 17889599540), (142, 8944799770), (284, 4472399885), (355, 3577919908), (710, 1788959954), (1420, 894479977), (8179, 155295460), (16358, 77647730), (32716, 38823865), (40895, 31059092), (81790, 15529546), (109363, 11614180), (163580, 7764773), (218726, 5807090), (437452, 2903545), (546815, 2322836), (580709, 2187260), (1093630, 1161418)]