33663160

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1999}}^1$

素因数の和:2431

約数の個数: 32

約数和(自身を含む): 75960000

約数和(自身を除く): 42296840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 1999, 2105, 3368, 3998, 4210, 7996, 8420, 9995, 15992, 16840, 19990, 39980, 79960, 841579, 1683158, 3366316, 4207895, 6732632, 8415790, 16831580, 33663160]

約数ペア:

[(1, 33663160), (2, 16831580), (4, 8415790), (5, 6732632), (8, 4207895), (10, 3366316), (20, 1683158), (40, 841579), (421, 79960), (842, 39980), (1684, 19990), (1999, 16840), (2105, 15992), (3368, 9995), (3998, 8420), (4210, 7996)]