405780448

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{123113}}^1$

素因数の和:123226

約数の個数: 24

約数和(自身を含む): 806642928

約数和(自身を除く): 400862480

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 123113, 246226, 492452, 984904, 1969808, 3939616, 12680639, 25361278, 50722556, 101445112, 202890224, 405780448]

約数ペア:

[(1, 405780448), (2, 202890224), (4, 101445112), (8, 50722556), (16, 25361278), (32, 12680639), (103, 3939616), (206, 1969808), (412, 984904), (824, 492452), (1648, 246226), (3296, 123113)]