1441640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1567}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1945240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1567, 3134, 6268, 7835, 12536, 15670, 31340, 36041, 62680, 72082, 144164, 180205, 288328, 360410, 720820, 1441640]

約数ペア:

[(1, 1441640), (2, 720820), (4, 360410), (5, 288328), (8, 180205), (10, 144164), (20, 72082), (23, 62680), (40, 36041), (46, 31340), (92, 15670), (115, 12536), (184, 7835), (230, 6268), (460, 3134), (920, 1567)]