27720577060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{390101}}^1$

素因数の和:390157

約数の個数: 96

約数和(自身を含む): 70780106880

約数和(自身を除く): 43059529820

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 110, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 646, 748, 836, 935, 1045, 1292, 1615, 1870, 2090, 3230, 3553, 3740, 4180, 6460, 7106, 14212, 17765, 35530, 71060, 390101, 780202, 1560404, 1950505, 3901010, 4291111, 6631717, 7411919, 7802020, 8582222, 13263434, 14823838, 17164444, 21455555, 26526868, 29647676, 33158585, 37059595, 42911110, 66317170, 72948887, 74119190, 81531109, 85822220, 126002623, 132634340, 145897774, 148238380, 163062218, 252005246, 291795548, 326124436, 364744435, 407655545, 504010492, 630013115, 729488870, 815311090, 1260026230, 1386028853, 1458977740, 1630622180, 2520052460, 2772057706, 5544115412, 6930144265, 13860288530, 27720577060]

約数ペア:

[(1, 27720577060), (2, 13860288530), (4, 6930144265), (5, 5544115412), (10, 2772057706), (11, 2520052460), (17, 1630622180), (19, 1458977740), (20, 1386028853), (22, 1260026230), (34, 815311090), (38, 729488870), (44, 630013115), (55, 504010492), (68, 407655545), (76, 364744435), (85, 326124436), (95, 291795548), (110, 252005246), (170, 163062218), (187, 148238380), (190, 145897774), (209, 132634340), (220, 126002623), (323, 85822220), (340, 81531109), (374, 74119190), (380, 72948887), (418, 66317170), (646, 42911110), (748, 37059595), (836, 33158585), (935, 29647676), (1045, 26526868), (1292, 21455555), (1615, 17164444), (1870, 14823838), (2090, 13263434), (3230, 8582222), (3553, 7802020), (3740, 7411919), (4180, 6631717), (6460, 4291111), (7106, 3901010), (14212, 1950505), (17765, 1560404), (35530, 780202), (71060, 390101)]