2725760.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1109}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 99700200

約数和(自身を除く): 55473280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1109, 1994, 2218, 3988, 4436, 4985, 5545, 7976, 8872, 9970, 11090, 19940, 22180, 39880, 44360, 1105673, 2211346, 4422692, 5528365, 8845384, 11056730, 22113460, 44226920]

約数ペア:

[(1, 44226920), (2, 22113460), (4, 11056730), (5, 8845384), (8, 5528365), (10, 4422692), (20, 2211346), (40, 1105673), (997, 44360), (1109, 39880), (1994, 22180), (2218, 19940), (3988, 11090), (4436, 9970), (4985, 8872), (5545, 7976)]