28943450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{19961}}^1$

素因数の和:20002

約数の個数: 24

約数和(自身を含む): 55693980

約数和(自身を除く): 26750530

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 19961, 39922, 99805, 199610, 499025, 578869, 998050, 1157738, 2894345, 5788690, 14471725, 28943450]

約数ペア:

[(1, 28943450), (2, 14471725), (5, 5788690), (10, 2894345), (25, 1157738), (29, 998050), (50, 578869), (58, 499025), (145, 199610), (290, 99805), (725, 39922), (1450, 19961)]