1417583920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19843}}^1$

素因数の和:19922

約数の個数: 80

約数和(自身を含む): 3543344640

約数和(自身を除く): 2125760720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 19843, 35720, 39686, 71440, 79372, 99215, 158744, 198430, 317488, 377017, 396860, 754034, 793720, 932621, 1508068, 1587440, 1865242, 1885085, 3016136, 3730484, 3770170, 4663105, 6032272, 7460968, 7540340, 9326210, 14921936, 15080680, 17719799, 18652420, 30161360, 35439598, 37304840, 70879196, 74609680, 88598995, 141758392, 177197990, 283516784, 354395980, 708791960, 1417583920]

約数ペア:

[(1, 1417583920), (2, 708791960), (4, 354395980), (5, 283516784), (8, 177197990), (10, 141758392), (16, 88598995), (19, 74609680), (20, 70879196), (38, 37304840), (40, 35439598), (47, 30161360), (76, 18652420), (80, 17719799), (94, 15080680), (95, 14921936), (152, 9326210), (188, 7540340), (190, 7460968), (235, 6032272), (304, 4663105), (376, 3770170), (380, 3730484), (470, 3016136), (752, 1885085), (760, 1865242), (893, 1587440), (940, 1508068), (1520, 932621), (1786, 793720), (1880, 754034), (3572, 396860), (3760, 377017), (4465, 317488), (7144, 198430), (8930, 158744), (14288, 99215), (17860, 79372), (19843, 71440), (35720, 39686)]