2021680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 4834512

約数和(自身を除く): 2812832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 683, 740, 1366, 1480, 2732, 2960, 3415, 5464, 6830, 10928, 13660, 25271, 27320, 50542, 54640, 101084, 126355, 202168, 252710, 404336, 505420, 1010840, 2021680]

約数ペア:

[(1, 2021680), (2, 1010840), (4, 505420), (5, 404336), (8, 252710), (10, 202168), (16, 126355), (20, 101084), (37, 54640), (40, 50542), (74, 27320), (80, 25271), (148, 13660), (185, 10928), (296, 6830), (370, 5464), (592, 3415), (683, 2960), (740, 2732), (1366, 1480)]