2149694840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1014007}}^1$

素因数の和:1014071

約数の個数: 32

約数和(自身を含む): 4928078880

約数和(自身を除く): 2778384040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 1014007, 2028014, 4056028, 5070035, 8112056, 10140070, 20280140, 40560280, 53742371, 107484742, 214969484, 268711855, 429938968, 537423710, 1074847420, 2149694840]

約数ペア:

[(1, 2149694840), (2, 1074847420), (4, 537423710), (5, 429938968), (8, 268711855), (10, 214969484), (20, 107484742), (40, 53742371), (53, 40560280), (106, 20280140), (212, 10140070), (265, 8112056), (424, 5070035), (530, 4056028), (1060, 2028014), (2120, 1014007)]