2494960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2399}}^1$

素因数の和:2425

約数の個数: 40

約数和(自身を含む): 6249600

約数和(自身を除く): 3754640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2399, 4798, 9596, 11995, 19192, 23990, 31187, 38384, 47980, 62374, 95960, 124748, 155935, 191920, 249496, 311870, 498992, 623740, 1247480, 2494960]

約数ペア:

[(1, 2494960), (2, 1247480), (4, 623740), (5, 498992), (8, 311870), (10, 249496), (13, 191920), (16, 155935), (20, 124748), (26, 95960), (40, 62374), (52, 47980), (65, 38384), (80, 31187), (104, 23990), (130, 19192), (208, 11995), (260, 9596), (520, 4798), (1040, 2399)]