20201460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10861}}^1$

素因数の和:10904

約数の個数: 48

約数和(自身を含む): 58394112

約数和(自身を除く): 38192652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10861, 21722, 32583, 43444, 54305, 65166, 108610, 130332, 162915, 217220, 325830, 336691, 651660, 673382, 1010073, 1346764, 1683455, 2020146, 3366910, 4040292, 5050365, 6733820, 10100730, 20201460]

約数ペア:

[(1, 20201460), (2, 10100730), (3, 6733820), (4, 5050365), (5, 4040292), (6, 3366910), (10, 2020146), (12, 1683455), (15, 1346764), (20, 1010073), (30, 673382), (31, 651660), (60, 336691), (62, 325830), (93, 217220), (124, 162915), (155, 130332), (186, 108610), (310, 65166), (372, 54305), (465, 43444), (620, 32583), (930, 21722), (1860, 10861)]