3913509440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{394507}}^1$

素因数の和:394555

約数の個数: 56

約数和(自身を含む): 9619683072

約数和(自身を除く): 5706173632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 394507, 789014, 1578028, 1972535, 3156056, 3945070, 6312112, 7890140, 12229717, 12624224, 15780280, 24459434, 25248448, 31560560, 48918868, 61148585, 63121120, 97837736, 122297170, 126242240, 195675472, 244594340, 391350944, 489188680, 782701888, 978377360, 1956754720, 3913509440]

約数ペア:

[(1, 3913509440), (2, 1956754720), (4, 978377360), (5, 782701888), (8, 489188680), (10, 391350944), (16, 244594340), (20, 195675472), (31, 126242240), (32, 122297170), (40, 97837736), (62, 63121120), (64, 61148585), (80, 48918868), (124, 31560560), (155, 25248448), (160, 24459434), (248, 15780280), (310, 12624224), (320, 12229717), (496, 7890140), (620, 6312112), (992, 3945070), (1240, 3156056), (1984, 1972535), (2480, 1578028), (4960, 789014), (9920, 394507)]