20201640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168347}}^1$

素因数の和:168361

約数の個数: 32

約数和(自身を含む): 60605280

約数和(自身を除く): 40403640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168347, 336694, 505041, 673388, 841735, 1010082, 1346776, 1683470, 2020164, 2525205, 3366940, 4040328, 5050410, 6733880, 10100820, 20201640]

約数ペア:

[(1, 20201640), (2, 10100820), (3, 6733880), (4, 5050410), (5, 4040328), (6, 3366940), (8, 2525205), (10, 2020164), (12, 1683470), (15, 1346776), (20, 1010082), (24, 841735), (30, 673388), (40, 505041), (60, 336694), (120, 168347)]