40810328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1087}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 87050880

約数和(自身を除く): 46240552

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 361, 494, 722, 988, 1087, 1444, 1976, 2174, 2888, 4348, 4693, 8696, 9386, 14131, 18772, 20653, 28262, 37544, 41306, 56524, 82612, 113048, 165224, 268489, 392407, 536978, 784814, 1073956, 1569628, 2147912, 3139256, 5101291, 10202582, 20405164, 40810328]

約数ペア:

[(1, 40810328), (2, 20405164), (4, 10202582), (8, 5101291), (13, 3139256), (19, 2147912), (26, 1569628), (38, 1073956), (52, 784814), (76, 536978), (104, 392407), (152, 268489), (247, 165224), (361, 113048), (494, 82612), (722, 56524), (988, 41306), (1087, 37544), (1444, 28262), (1976, 20653), (2174, 18772), (2888, 14131), (4348, 9386), (4693, 8696)]