2020558880

素因数分解:

$2^5\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{10639}}^1$

素因数の和:11841

約数の個数: 48

約数和(自身を含む): 4778040960

約数和(自身を除く): 2757482080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1187, 2374, 4748, 5935, 9496, 10639, 11870, 18992, 21278, 23740, 37984, 42556, 47480, 53195, 85112, 94960, 106390, 170224, 189920, 212780, 340448, 425560, 851120, 1702240, 12628493, 25256986, 50513972, 63142465, 101027944, 126284930, 202055888, 252569860, 404111776, 505139720, 1010279440, 2020558880]

約数ペア:

[(1, 2020558880), (2, 1010279440), (4, 505139720), (5, 404111776), (8, 252569860), (10, 202055888), (16, 126284930), (20, 101027944), (32, 63142465), (40, 50513972), (80, 25256986), (160, 12628493), (1187, 1702240), (2374, 851120), (4748, 425560), (5935, 340448), (9496, 212780), (10639, 189920), (11870, 170224), (18992, 106390), (21278, 94960), (23740, 85112), (37984, 53195), (42556, 47480)]