20499240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170827}}^1$

素因数の和:170841

約数の個数: 32

約数和(自身を含む): 61498080

約数和(自身を除く): 40998840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170827, 341654, 512481, 683308, 854135, 1024962, 1366616, 1708270, 2049924, 2562405, 3416540, 4099848, 5124810, 6833080, 10249620, 20499240]

約数ペア:

[(1, 20499240), (2, 10249620), (3, 6833080), (4, 5124810), (5, 4099848), (6, 3416540), (8, 2562405), (10, 2049924), (12, 1708270), (15, 1366616), (20, 1024962), (24, 854135), (30, 683308), (40, 512481), (60, 341654), (120, 170827)]