90466220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18313}}^1$

素因数の和:18354

約数の個数: 48

約数和(自身を含む): 215372640

約数和(自身を除く): 124906420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 18313, 36626, 73252, 91565, 183130, 238069, 347947, 366260, 476138, 695894, 952276, 1190345, 1391788, 1739735, 2380690, 3479470, 4523311, 4761380, 6958940, 9046622, 18093244, 22616555, 45233110, 90466220]

約数ペア:

[(1, 90466220), (2, 45233110), (4, 22616555), (5, 18093244), (10, 9046622), (13, 6958940), (19, 4761380), (20, 4523311), (26, 3479470), (38, 2380690), (52, 1739735), (65, 1391788), (76, 1190345), (95, 952276), (130, 695894), (190, 476138), (247, 366260), (260, 347947), (380, 238069), (494, 183130), (988, 91565), (1235, 73252), (2470, 36626), (4940, 18313)]