40704090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 112250880

約数和(自身を除く): 71546790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 239, 478, 717, 811, 1195, 1434, 1622, 1673, 2390, 2433, 3346, 3585, 4055, 4866, 5019, 5677, 7170, 8110, 8365, 10038, 11354, 12165, 16730, 17031, 24330, 25095, 28385, 34062, 50190, 56770, 85155, 170310, 193829, 387658, 581487, 969145, 1162974, 1356803, 1938290, 2713606, 2907435, 4070409, 5814870, 6784015, 8140818, 13568030, 20352045, 40704090]

約数ペア:

[(1, 40704090), (2, 20352045), (3, 13568030), (5, 8140818), (6, 6784015), (7, 5814870), (10, 4070409), (14, 2907435), (15, 2713606), (21, 1938290), (30, 1356803), (35, 1162974), (42, 969145), (70, 581487), (105, 387658), (210, 193829), (239, 170310), (478, 85155), (717, 56770), (811, 50190), (1195, 34062), (1434, 28385), (1622, 25095), (1673, 24330), (2390, 17031), (2433, 16730), (3346, 12165), (3585, 11354), (4055, 10038), (4866, 8365), (5019, 8110), (5677, 7170)]