908422480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{3187}}^1$

素因数の和:3716

約数の個数: 80

約数和(自身を含む): 2419309440

約数和(自身を除く): 1510886960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 509, 560, 1018, 2036, 2545, 3187, 3563, 4072, 5090, 6374, 7126, 8144, 10180, 12748, 14252, 15935, 17815, 20360, 22309, 25496, 28504, 31870, 35630, 40720, 44618, 50992, 57008, 63740, 71260, 89236, 111545, 127480, 142520, 178472, 223090, 254960, 285040, 356944, 446180, 892360, 1622183, 1784720, 3244366, 6488732, 8110915, 11355281, 12977464, 16221830, 22710562, 25954928, 32443660, 45421124, 56776405, 64887320, 90842248, 113552810, 129774640, 181684496, 227105620, 454211240, 908422480]

約数ペア:

[(1, 908422480), (2, 454211240), (4, 227105620), (5, 181684496), (7, 129774640), (8, 113552810), (10, 90842248), (14, 64887320), (16, 56776405), (20, 45421124), (28, 32443660), (35, 25954928), (40, 22710562), (56, 16221830), (70, 12977464), (80, 11355281), (112, 8110915), (140, 6488732), (280, 3244366), (509, 1784720), (560, 1622183), (1018, 892360), (2036, 446180), (2545, 356944), (3187, 285040), (3563, 254960), (4072, 223090), (5090, 178472), (6374, 142520), (7126, 127480), (8144, 111545), (10180, 89236), (12748, 71260), (14252, 63740), (15935, 57008), (17815, 50992), (20360, 44618), (22309, 40720), (25496, 35630), (28504, 31870)]