40806040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8431}}^1$

素因数の和:8464

約数の個数: 48

約数和(自身を含む): 100931040

約数和(自身を除く): 60125000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 8431, 16862, 33724, 42155, 67448, 84310, 92741, 168620, 185482, 337240, 370964, 463705, 741928, 927410, 1020151, 1854820, 2040302, 3709640, 4080604, 5100755, 8161208, 10201510, 20403020, 40806040]

約数ペア:

[(1, 40806040), (2, 20403020), (4, 10201510), (5, 8161208), (8, 5100755), (10, 4080604), (11, 3709640), (20, 2040302), (22, 1854820), (40, 1020151), (44, 927410), (55, 741928), (88, 463705), (110, 370964), (121, 337240), (220, 185482), (242, 168620), (440, 92741), (484, 84310), (605, 67448), (968, 42155), (1210, 33724), (2420, 16862), (4840, 8431)]