742940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{307}}^1$

素因数の和:338

約数の個数: 36

約数和(自身を含む): 1720488

約数和(自身を除く): 977548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 307, 484, 605, 614, 1210, 1228, 1535, 2420, 3070, 3377, 6140, 6754, 13508, 16885, 33770, 37147, 67540, 74294, 148588, 185735, 371470, 742940]

約数ペア:

[(1, 742940), (2, 371470), (4, 185735), (5, 148588), (10, 74294), (11, 67540), (20, 37147), (22, 33770), (44, 16885), (55, 13508), (110, 6754), (121, 6140), (220, 3377), (242, 3070), (307, 2420), (484, 1535), (605, 1228), (614, 1210)]