17441960

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1621}}^1$

素因数の和:1901

約数の個数: 32

約数和(自身を含む): 39414600

約数和(自身を除く): 21972640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 1621, 2152, 2690, 3242, 5380, 6484, 8105, 10760, 12968, 16210, 32420, 64840, 436049, 872098, 1744196, 2180245, 3488392, 4360490, 8720980, 17441960]

約数ペア:

[(1, 17441960), (2, 8720980), (4, 4360490), (5, 3488392), (8, 2180245), (10, 1744196), (20, 872098), (40, 436049), (269, 64840), (538, 32420), (1076, 16210), (1345, 12968), (1621, 10760), (2152, 8105), (2690, 6484), (3242, 5380)]