40573780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1381}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 92638224

約数和(自身を除く): 52064444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1381, 1469, 2260, 2762, 2938, 5524, 5876, 6905, 7345, 13810, 14690, 17953, 27620, 29380, 35906, 71812, 89765, 156053, 179530, 312106, 359060, 624212, 780265, 1560530, 2028689, 3121060, 4057378, 8114756, 10143445, 20286890, 40573780]

約数ペア:

[(1, 40573780), (2, 20286890), (4, 10143445), (5, 8114756), (10, 4057378), (13, 3121060), (20, 2028689), (26, 1560530), (52, 780265), (65, 624212), (113, 359060), (130, 312106), (226, 179530), (260, 156053), (452, 89765), (565, 71812), (1130, 35906), (1381, 29380), (1469, 27620), (2260, 17953), (2762, 14690), (2938, 13810), (5524, 7345), (5876, 6905)]