27661640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 65784960

約数和(自身を除く): 38123320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 184, 214, 230, 281, 428, 460, 535, 562, 856, 920, 1070, 1124, 1405, 2140, 2248, 2461, 2810, 4280, 4922, 5620, 6463, 9844, 11240, 12305, 12926, 19688, 24610, 25852, 30067, 32315, 49220, 51704, 60134, 64630, 98440, 120268, 129260, 150335, 240536, 258520, 300670, 601340, 691541, 1202680, 1383082, 2766164, 3457705, 5532328, 6915410, 13830820, 27661640]

約数ペア:

[(1, 27661640), (2, 13830820), (4, 6915410), (5, 5532328), (8, 3457705), (10, 2766164), (20, 1383082), (23, 1202680), (40, 691541), (46, 601340), (92, 300670), (107, 258520), (115, 240536), (184, 150335), (214, 129260), (230, 120268), (281, 98440), (428, 64630), (460, 60134), (535, 51704), (562, 49220), (856, 32315), (920, 30067), (1070, 25852), (1124, 24610), (1405, 19688), (2140, 12926), (2248, 12305), (2461, 11240), (2810, 9844), (4280, 6463), (4922, 5620)]