40449670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4951}}^1$

素因数の和:5020

約数の個数: 32

約数和(自身を含む): 78439680

約数和(自身を除く): 37990010

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 4951, 8170, 9902, 24755, 49510, 94069, 188138, 212893, 425786, 470345, 940690, 1064465, 2128930, 4044967, 8089934, 20224835, 40449670]

約数ペア:

[(1, 40449670), (2, 20224835), (5, 8089934), (10, 4044967), (19, 2128930), (38, 1064465), (43, 940690), (86, 470345), (95, 425786), (190, 212893), (215, 188138), (430, 94069), (817, 49510), (1634, 24755), (4085, 9902), (4951, 8170)]