7256860

素因数分解:

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

素因数の和:167

約数の個数: 72

約数和(自身を含む): 17524080

約数和(自身を除く): 10267220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 113, 130, 169, 190, 226, 247, 260, 338, 380, 452, 494, 565, 676, 845, 988, 1130, 1235, 1469, 1690, 2147, 2260, 2470, 2938, 3211, 3380, 4294, 4940, 5876, 6422, 7345, 8588, 10735, 12844, 14690, 16055, 19097, 21470, 27911, 29380, 32110, 38194, 42940, 55822, 64220, 76388, 95485, 111644, 139555, 190970, 279110, 362843, 381940, 558220, 725686, 1451372, 1814215, 3628430, 7256860]

約数ペア:

[(1, 7256860), (2, 3628430), (4, 1814215), (5, 1451372), (10, 725686), (13, 558220), (19, 381940), (20, 362843), (26, 279110), (38, 190970), (52, 139555), (65, 111644), (76, 95485), (95, 76388), (113, 64220), (130, 55822), (169, 42940), (190, 38194), (226, 32110), (247, 29380), (260, 27911), (338, 21470), (380, 19097), (452, 16055), (494, 14690), (565, 12844), (676, 10735), (845, 8588), (988, 7345), (1130, 6422), (1235, 5876), (1469, 4940), (1690, 4294), (2147, 3380), (2260, 3211), (2470, 2938)]