2021829670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1787}}^1\times {\mathrm{2309}}^1$

素因数の和:4117

約数の個数: 48

約数和(自身を含む): 4237667280

約数和(自身を除く): 2215837610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1787, 2309, 3574, 4618, 8935, 11545, 12509, 16163, 17870, 23090, 25018, 32326, 62545, 80815, 87563, 113141, 125090, 161630, 175126, 226282, 437815, 565705, 875630, 1131410, 4126183, 8252366, 20630915, 28883281, 41261830, 57766562, 144416405, 202182967, 288832810, 404365934, 1010914835, 2021829670]

約数ペア:

[(1, 2021829670), (2, 1010914835), (5, 404365934), (7, 288832810), (10, 202182967), (14, 144416405), (35, 57766562), (49, 41261830), (70, 28883281), (98, 20630915), (245, 8252366), (490, 4126183), (1787, 1131410), (2309, 875630), (3574, 565705), (4618, 437815), (8935, 226282), (11545, 175126), (12509, 161630), (16163, 125090), (17870, 113141), (23090, 87563), (25018, 80815), (32326, 62545)]