40480570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1459

約数の個数: 48

約数和(自身を含む): 83601720

約数和(自身を除く): 43121150

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1409, 1690, 2210, 2818, 2873, 5746, 7045, 14090, 14365, 18317, 23953, 28730, 36634, 47906, 91585, 119765, 183170, 238121, 239530, 311389, 476242, 622778, 1190605, 1556945, 2381210, 3113890, 4048057, 8096114, 20240285, 40480570]

約数ペア:

[(1, 40480570), (2, 20240285), (5, 8096114), (10, 4048057), (13, 3113890), (17, 2381210), (26, 1556945), (34, 1190605), (65, 622778), (85, 476242), (130, 311389), (169, 239530), (170, 238121), (221, 183170), (338, 119765), (442, 91585), (845, 47906), (1105, 36634), (1409, 28730), (1690, 23953), (2210, 18317), (2818, 14365), (2873, 14090), (5746, 7045)]