40573420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2111}}^1$

素因数の和:2182

約数の個数: 36

約数和(自身を含む): 88083072

約数和(自身を除く): 47509652

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 2111, 3844, 4222, 4805, 8444, 9610, 10555, 19220, 21110, 42220, 65441, 130882, 261764, 327205, 654410, 1308820, 2028671, 4057342, 8114684, 10143355, 20286710, 40573420]

約数ペア:

[(1, 40573420), (2, 20286710), (4, 10143355), (5, 8114684), (10, 4057342), (20, 2028671), (31, 1308820), (62, 654410), (124, 327205), (155, 261764), (310, 130882), (620, 65441), (961, 42220), (1922, 21110), (2111, 19220), (3844, 10555), (4222, 9610), (4805, 8444)]