40355320

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2749}}^1$

素因数の和:3127

約数の個数: 32

約数和(自身を含む): 91080000

約数和(自身を除く): 50724680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2749, 2936, 3670, 5498, 7340, 10996, 13745, 14680, 21992, 27490, 54980, 109960, 1008883, 2017766, 4035532, 5044415, 8071064, 10088830, 20177660, 40355320]

約数ペア:

[(1, 40355320), (2, 20177660), (4, 10088830), (5, 8071064), (8, 5044415), (10, 4035532), (20, 2017766), (40, 1008883), (367, 109960), (734, 54980), (1468, 27490), (1835, 21992), (2749, 14680), (2936, 13745), (3670, 10996), (5498, 7340)]