43199920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 107180640

約数和(自身を除く): 63980720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 293, 304, 380, 388, 485, 586, 760, 776, 970, 1172, 1465, 1520, 1552, 1843, 1940, 2344, 2930, 3686, 3880, 4688, 5567, 5860, 7372, 7760, 9215, 11134, 11720, 14744, 18430, 22268, 23440, 27835, 28421, 29488, 36860, 44536, 55670, 56842, 73720, 89072, 111340, 113684, 142105, 147440, 222680, 227368, 284210, 445360, 454736, 539999, 568420, 1079998, 1136840, 2159996, 2273680, 2699995, 4319992, 5399990, 8639984, 10799980, 21599960, 43199920]

約数ペア:

[(1, 43199920), (2, 21599960), (4, 10799980), (5, 8639984), (8, 5399990), (10, 4319992), (16, 2699995), (19, 2273680), (20, 2159996), (38, 1136840), (40, 1079998), (76, 568420), (80, 539999), (95, 454736), (97, 445360), (152, 284210), (190, 227368), (194, 222680), (293, 147440), (304, 142105), (380, 113684), (388, 111340), (485, 89072), (586, 73720), (760, 56842), (776, 55670), (970, 44536), (1172, 36860), (1465, 29488), (1520, 28421), (1552, 27835), (1843, 23440), (1940, 22268), (2344, 18430), (2930, 14744), (3686, 11720), (3880, 11134), (4688, 9215), (5567, 7760), (5860, 7372)]