504890920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{2659}}^1$

素因数の和:2818

約数の個数: 64

約数和(自身を含む): 1172102400

約数和(自身を除く): 667211480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 101, 188, 202, 235, 376, 404, 470, 505, 808, 940, 1010, 1880, 2020, 2659, 4040, 4747, 5318, 9494, 10636, 13295, 18988, 21272, 23735, 26590, 37976, 47470, 53180, 94940, 106360, 124973, 189880, 249946, 268559, 499892, 537118, 624865, 999784, 1074236, 1249730, 1342795, 2148472, 2499460, 2685590, 4998920, 5371180, 10742360, 12622273, 25244546, 50489092, 63111365, 100978184, 126222730, 252445460, 504890920]

約数ペア:

[(1, 504890920), (2, 252445460), (4, 126222730), (5, 100978184), (8, 63111365), (10, 50489092), (20, 25244546), (40, 12622273), (47, 10742360), (94, 5371180), (101, 4998920), (188, 2685590), (202, 2499460), (235, 2148472), (376, 1342795), (404, 1249730), (470, 1074236), (505, 999784), (808, 624865), (940, 537118), (1010, 499892), (1880, 268559), (2020, 249946), (2659, 189880), (4040, 124973), (4747, 106360), (5318, 94940), (9494, 53180), (10636, 47470), (13295, 37976), (18988, 26590), (21272, 23735)]