320170180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{85607}}^1$

素因数の和:85644

約数の個数: 48

約数和(自身を含む): 776635776

約数和(自身を除く): 456465596

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 85607, 171214, 342428, 428035, 856070, 941677, 1455319, 1712140, 1883354, 2910638, 3766708, 4708385, 5821276, 7276595, 9416770, 14553190, 16008509, 18833540, 29106380, 32017018, 64034036, 80042545, 160085090, 320170180]

約数ペア:

[(1, 320170180), (2, 160085090), (4, 80042545), (5, 64034036), (10, 32017018), (11, 29106380), (17, 18833540), (20, 16008509), (22, 14553190), (34, 9416770), (44, 7276595), (55, 5821276), (68, 4708385), (85, 3766708), (110, 2910638), (170, 1883354), (187, 1712140), (220, 1455319), (340, 941677), (374, 856070), (748, 428035), (935, 342428), (1870, 171214), (3740, 85607)]