147972020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6329}}^1$

素因数の和:6512

約数の個数: 48

約数和(自身を含む): 357315840

約数和(自身を除く): 209343820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 4676, 5845, 6329, 11690, 12658, 23380, 25316, 31645, 44303, 63290, 88606, 126580, 177212, 221515, 443030, 886060, 1056943, 2113886, 4227772, 5284715, 7398601, 10569430, 14797202, 21138860, 29594404, 36993005, 73986010, 147972020]

約数ペア:

[(1, 147972020), (2, 73986010), (4, 36993005), (5, 29594404), (7, 21138860), (10, 14797202), (14, 10569430), (20, 7398601), (28, 5284715), (35, 4227772), (70, 2113886), (140, 1056943), (167, 886060), (334, 443030), (668, 221515), (835, 177212), (1169, 126580), (1670, 88606), (2338, 63290), (3340, 44303), (4676, 31645), (5845, 25316), (6329, 23380), (11690, 12658)]