19903740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14423}}^1$

素因数の和:14458

約数の個数: 48

約数和(自身を含む): 58157568

約数和(自身を除く): 38253828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14423, 28846, 43269, 57692, 72115, 86538, 144230, 173076, 216345, 288460, 331729, 432690, 663458, 865380, 995187, 1326916, 1658645, 1990374, 3317290, 3980748, 4975935, 6634580, 9951870, 19903740]

約数ペア:

[(1, 19903740), (2, 9951870), (3, 6634580), (4, 4975935), (5, 3980748), (6, 3317290), (10, 1990374), (12, 1658645), (15, 1326916), (20, 995187), (23, 865380), (30, 663458), (46, 432690), (60, 331729), (69, 288460), (92, 216345), (115, 173076), (138, 144230), (230, 86538), (276, 72115), (345, 57692), (460, 43269), (690, 28846), (1380, 14423)]