2158450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{881}}^1$

素因数の和:907

約数の個数: 36

約数和(自身を含む): 4675482

約数和(自身を除く): 2517032

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 881, 1225, 1762, 2450, 4405, 6167, 8810, 12334, 22025, 30835, 43169, 44050, 61670, 86338, 154175, 215845, 308350, 431690, 1079225, 2158450]

約数ペア:

[(1, 2158450), (2, 1079225), (5, 431690), (7, 308350), (10, 215845), (14, 154175), (25, 86338), (35, 61670), (49, 44050), (50, 43169), (70, 30835), (98, 22025), (175, 12334), (245, 8810), (350, 6167), (490, 4405), (881, 2450), (1225, 1762)]