201312680

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{22171}}^1$

素因数の和:22409

約数の個数: 32

約数和(自身を含む): 454969440

約数和(自身を除く): 253656760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 22171, 44342, 88684, 110855, 177368, 221710, 443420, 886840, 5032817, 10065634, 20131268, 25164085, 40262536, 50328170, 100656340, 201312680]

約数ペア:

[(1, 201312680), (2, 100656340), (4, 50328170), (5, 40262536), (8, 25164085), (10, 20131268), (20, 10065634), (40, 5032817), (227, 886840), (454, 443420), (908, 221710), (1135, 177368), (1816, 110855), (2270, 88684), (4540, 44342), (9080, 22171)]