558220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 1340640

約数和(自身を除く): 782420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 113, 130, 190, 226, 247, 260, 380, 452, 494, 565, 988, 1130, 1235, 1469, 2147, 2260, 2470, 2938, 4294, 4940, 5876, 7345, 8588, 10735, 14690, 21470, 27911, 29380, 42940, 55822, 111644, 139555, 279110, 558220]

約数ペア:

[(1, 558220), (2, 279110), (4, 139555), (5, 111644), (10, 55822), (13, 42940), (19, 29380), (20, 27911), (26, 21470), (38, 14690), (52, 10735), (65, 8588), (76, 7345), (95, 5876), (113, 4940), (130, 4294), (190, 2938), (226, 2470), (247, 2260), (260, 2147), (380, 1469), (452, 1235), (494, 1130), (565, 988)]