40278510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{859}}^1$

素因数の和:1393

約数の個数: 48

約数和(自身を含む): 105047280

約数和(自身を除く): 64768770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 521, 859, 1042, 1563, 1718, 2577, 2605, 3126, 4295, 4689, 5154, 5210, 7731, 7815, 8590, 9378, 12885, 15462, 15630, 23445, 25770, 38655, 46890, 77310, 447539, 895078, 1342617, 2237695, 2685234, 4027851, 4475390, 6713085, 8055702, 13426170, 20139255, 40278510]

約数ペア:

[(1, 40278510), (2, 20139255), (3, 13426170), (5, 8055702), (6, 6713085), (9, 4475390), (10, 4027851), (15, 2685234), (18, 2237695), (30, 1342617), (45, 895078), (90, 447539), (521, 77310), (859, 46890), (1042, 38655), (1563, 25770), (1718, 23445), (2577, 15630), (2605, 15462), (3126, 12885), (4295, 9378), (4689, 8590), (5154, 7815), (5210, 7731)]