1900303472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:862

約数の個数: 80

約数和(自身を含む): 3923082240

約数和(自身を除く): 2022778768

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 139, 172, 248, 278, 344, 496, 556, 641, 688, 1112, 1282, 1333, 2224, 2564, 2666, 4309, 5128, 5332, 5977, 8618, 10256, 10664, 11954, 17236, 19871, 21328, 23908, 27563, 34472, 39742, 47816, 55126, 68944, 79484, 89099, 95632, 110252, 158968, 178198, 185287, 220504, 317936, 356396, 370574, 441008, 712792, 741148, 854453, 1425584, 1482296, 1708906, 2762069, 2964592, 3417812, 3831257, 5524138, 6835624, 7662514, 11048276, 13671248, 15325028, 22096552, 30650056, 44193104, 61300112, 118768967, 237537934, 475075868, 950151736, 1900303472]

約数ペア:

[(1, 1900303472), (2, 950151736), (4, 475075868), (8, 237537934), (16, 118768967), (31, 61300112), (43, 44193104), (62, 30650056), (86, 22096552), (124, 15325028), (139, 13671248), (172, 11048276), (248, 7662514), (278, 6835624), (344, 5524138), (496, 3831257), (556, 3417812), (641, 2964592), (688, 2762069), (1112, 1708906), (1282, 1482296), (1333, 1425584), (2224, 854453), (2564, 741148), (2666, 712792), (4309, 441008), (5128, 370574), (5332, 356396), (5977, 317936), (8618, 220504), (10256, 185287), (10664, 178198), (11954, 158968), (17236, 110252), (19871, 95632), (21328, 89099), (23908, 79484), (27563, 68944), (34472, 55126), (39742, 47816)]