528804580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{2671}}^1$

素因数の和:3220

約数の個数: 48

約数和(自身を含む): 1171618560

約数和(自身を除く): 642813980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 521, 1042, 2084, 2605, 2671, 5210, 5342, 9899, 10420, 10684, 13355, 19798, 26710, 39596, 49495, 50749, 53420, 98990, 101498, 197980, 202996, 253745, 507490, 1014980, 1391591, 2783182, 5566364, 6957955, 13915910, 26440229, 27831820, 52880458, 105760916, 132201145, 264402290, 528804580]

約数ペア:

[(1, 528804580), (2, 264402290), (4, 132201145), (5, 105760916), (10, 52880458), (19, 27831820), (20, 26440229), (38, 13915910), (76, 6957955), (95, 5566364), (190, 2783182), (380, 1391591), (521, 1014980), (1042, 507490), (2084, 253745), (2605, 202996), (2671, 197980), (5210, 101498), (5342, 98990), (9899, 53420), (10420, 50749), (10684, 49495), (13355, 39596), (19798, 26710)]