684653180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{2521}}^1$

素因数の和:2934

約数の個数: 48

約数和(自身を含む): 1481241216

約数和(自身を除く): 796588036

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 367, 370, 734, 740, 1468, 1835, 2521, 3670, 5042, 7340, 10084, 12605, 13579, 25210, 27158, 50420, 54316, 67895, 93277, 135790, 186554, 271580, 373108, 466385, 925207, 932770, 1850414, 1865540, 3700828, 4626035, 9252070, 18504140, 34232659, 68465318, 136930636, 171163295, 342326590, 684653180]

約数ペア:

[(1, 684653180), (2, 342326590), (4, 171163295), (5, 136930636), (10, 68465318), (20, 34232659), (37, 18504140), (74, 9252070), (148, 4626035), (185, 3700828), (367, 1865540), (370, 1850414), (734, 932770), (740, 925207), (1468, 466385), (1835, 373108), (2521, 271580), (3670, 186554), (5042, 135790), (7340, 93277), (10084, 67895), (12605, 54316), (13579, 50420), (25210, 27158)]