2017751740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{2767}}^1$

素因数の和:2915

約数の個数: 72

約数和(自身を含む): 4517940672

約数和(自身を除く): 2500188932

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 361, 380, 404, 505, 722, 1010, 1444, 1805, 1919, 2020, 2767, 3610, 3838, 5534, 7220, 7676, 9595, 11068, 13835, 19190, 27670, 36461, 38380, 52573, 55340, 72922, 105146, 145844, 182305, 210292, 262865, 279467, 364610, 525730, 558934, 729220, 998887, 1051460, 1117868, 1397335, 1997774, 2794670, 3995548, 4994435, 5309873, 5589340, 9988870, 10619746, 19977740, 21239492, 26549365, 53098730, 100887587, 106197460, 201775174, 403550348, 504437935, 1008875870, 2017751740]

約数ペア:

[(1, 2017751740), (2, 1008875870), (4, 504437935), (5, 403550348), (10, 201775174), (19, 106197460), (20, 100887587), (38, 53098730), (76, 26549365), (95, 21239492), (101, 19977740), (190, 10619746), (202, 9988870), (361, 5589340), (380, 5309873), (404, 4994435), (505, 3995548), (722, 2794670), (1010, 1997774), (1444, 1397335), (1805, 1117868), (1919, 1051460), (2020, 998887), (2767, 729220), (3610, 558934), (3838, 525730), (5534, 364610), (7220, 279467), (7676, 262865), (9595, 210292), (11068, 182305), (13835, 145844), (19190, 105146), (27670, 72922), (36461, 55340), (38380, 52573)]