402051220

素因数分解:

$2^2\times 5^1\times {\mathrm{2153}}^1\times {\mathrm{9337}}^1$

素因数の和:11499

約数の個数: 24

約数和(自身を含む): 844790184

約数和(自身を除く): 442738964

約数列:

[1, 2, 4, 5, 10, 20, 2153, 4306, 8612, 9337, 10765, 18674, 21530, 37348, 43060, 46685, 93370, 186740, 20102561, 40205122, 80410244, 100512805, 201025610, 402051220]

約数ペア:

[(1, 402051220), (2, 201025610), (4, 100512805), (5, 80410244), (10, 40205122), (20, 20102561), (2153, 186740), (4306, 93370), (8612, 46685), (9337, 43060), (10765, 37348), (18674, 21530)]