31948860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{823}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 89703936

約数和(自身を除く): 57755076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 823, 1294, 1646, 1941, 2469, 2588, 3235, 3292, 3882, 4115, 4938, 6470, 7764, 8230, 9705, 9876, 12345, 12940, 16460, 19410, 24690, 38820, 49380, 532481, 1064962, 1597443, 2129924, 2662405, 3194886, 5324810, 6389772, 7987215, 10649620, 15974430, 31948860]

約数ペア:

[(1, 31948860), (2, 15974430), (3, 10649620), (4, 7987215), (5, 6389772), (6, 5324810), (10, 3194886), (12, 2662405), (15, 2129924), (20, 1597443), (30, 1064962), (60, 532481), (647, 49380), (823, 38820), (1294, 24690), (1646, 19410), (1941, 16460), (2469, 12940), (2588, 12345), (3235, 9876), (3292, 9705), (3882, 8230), (4115, 7764), (4938, 6470)]