1109778880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{495437}}^1$

素因数の和:495461

約数の個数: 56

約数和(自身を含む): 3020190048

約数和(自身を除く): 1910411168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 495437, 990874, 1981748, 2477185, 3468059, 3963496, 4954370, 6936118, 7926992, 9908740, 13872236, 15853984, 17340295, 19817480, 27744472, 31707968, 34680590, 39634960, 55488944, 69361180, 79269920, 110977888, 138722360, 158539840, 221955776, 277444720, 554889440, 1109778880]

約数ペア:

[(1, 1109778880), (2, 554889440), (4, 277444720), (5, 221955776), (7, 158539840), (8, 138722360), (10, 110977888), (14, 79269920), (16, 69361180), (20, 55488944), (28, 39634960), (32, 34680590), (35, 31707968), (40, 27744472), (56, 19817480), (64, 17340295), (70, 15853984), (80, 13872236), (112, 9908740), (140, 7926992), (160, 6936118), (224, 4954370), (280, 3963496), (320, 3468059), (448, 2477185), (560, 1981748), (1120, 990874), (2240, 495437)]