28173600020

素因数分解:

$2^2\times 5^1\times {\mathrm{24571}}^1\times {\mathrm{57331}}^1$

素因数の和:81911

約数の個数: 24

約数和(自身を含む): 59167999968

約数和(自身を除く): 30994399948

約数列:

[1, 2, 4, 5, 10, 20, 24571, 49142, 57331, 98284, 114662, 122855, 229324, 245710, 286655, 491420, 573310, 1146620, 1408680001, 2817360002, 5634720004, 7043400005, 14086800010, 28173600020]

約数ペア:

[(1, 28173600020), (2, 14086800010), (4, 7043400005), (5, 5634720004), (10, 2817360002), (20, 1408680001), (24571, 1146620), (49142, 573310), (57331, 491420), (98284, 286655), (114662, 245710), (122855, 229324)]