28452970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31267}}^1$

素因数の和:31294

約数の個数: 32

約数和(自身を含む): 63036288

約数和(自身を除く): 34583318

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31267, 62534, 156335, 218869, 312670, 406471, 437738, 812942, 1094345, 2032355, 2188690, 2845297, 4064710, 5690594, 14226485, 28452970]

約数ペア:

[(1, 28452970), (2, 14226485), (5, 5690594), (7, 4064710), (10, 2845297), (13, 2188690), (14, 2032355), (26, 1094345), (35, 812942), (65, 437738), (70, 406471), (91, 312670), (130, 218869), (182, 156335), (455, 62534), (910, 31267)]