20676930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40543}}^1$

素因数の和:40570

約数の個数: 32

約数和(自身を含む): 52545024

約数和(自身を除く): 31868094

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 40543, 81086, 121629, 202715, 243258, 405430, 608145, 689231, 1216290, 1378462, 2067693, 3446155, 4135386, 6892310, 10338465, 20676930]

約数ペア:

[(1, 20676930), (2, 10338465), (3, 6892310), (5, 4135386), (6, 3446155), (10, 2067693), (15, 1378462), (17, 1216290), (30, 689231), (34, 608145), (51, 405430), (85, 243258), (102, 202715), (170, 121629), (255, 81086), (510, 40543)]