1900821296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2543}}^1$

素因数の和:2730

約数の個数: 80

約数和(自身を含む): 4179161088

約数和(自身を除く): 2278339792

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 137, 176, 248, 274, 341, 496, 548, 682, 1096, 1364, 1507, 2192, 2543, 2728, 3014, 4247, 5086, 5456, 6028, 8494, 10172, 12056, 16988, 20344, 24112, 27973, 33976, 40688, 46717, 55946, 67952, 78833, 93434, 111892, 157666, 186868, 223784, 315332, 348391, 373736, 447568, 630664, 696782, 747472, 867163, 1261328, 1393564, 1734326, 2787128, 3468652, 3832301, 5574256, 6937304, 7664602, 10800121, 13874608, 15329204, 21600242, 30658408, 43200484, 61316816, 86400968, 118801331, 172801936, 237602662, 475205324, 950410648, 1900821296]

約数ペア:

[(1, 1900821296), (2, 950410648), (4, 475205324), (8, 237602662), (11, 172801936), (16, 118801331), (22, 86400968), (31, 61316816), (44, 43200484), (62, 30658408), (88, 21600242), (124, 15329204), (137, 13874608), (176, 10800121), (248, 7664602), (274, 6937304), (341, 5574256), (496, 3832301), (548, 3468652), (682, 2787128), (1096, 1734326), (1364, 1393564), (1507, 1261328), (2192, 867163), (2543, 747472), (2728, 696782), (3014, 630664), (4247, 447568), (5086, 373736), (5456, 348391), (6028, 315332), (8494, 223784), (10172, 186868), (12056, 157666), (16988, 111892), (20344, 93434), (24112, 78833), (27973, 67952), (33976, 55946), (40688, 46717)]