1340847220

素因数分解:

$2^2\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{39229}}^1$

素因数の和:40947

約数の個数: 24

約数和(自身を含む): 2817498600

約数和(自身を除く): 1476651380

約数列:

[1, 2, 4, 5, 10, 20, 1709, 3418, 6836, 8545, 17090, 34180, 39229, 78458, 156916, 196145, 392290, 784580, 67042361, 134084722, 268169444, 335211805, 670423610, 1340847220]

約数ペア:

[(1, 1340847220), (2, 670423610), (4, 335211805), (5, 268169444), (10, 134084722), (20, 67042361), (1709, 784580), (3418, 392290), (6836, 196145), (8545, 156916), (17090, 78458), (34180, 39229)]