1297552180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{3079}}^1$

素因数の和:4216

約数の個数: 48

約数和(自身を含む): 2871792000

約数和(自身を除く): 1574239820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1109, 2218, 3079, 4436, 5545, 6158, 11090, 12316, 15395, 21071, 22180, 30790, 42142, 58501, 61580, 84284, 105355, 117002, 210710, 234004, 292505, 421420, 585010, 1170020, 3414611, 6829222, 13658444, 17073055, 34146110, 64877609, 68292220, 129755218, 259510436, 324388045, 648776090, 1297552180]

約数ペア:

[(1, 1297552180), (2, 648776090), (4, 324388045), (5, 259510436), (10, 129755218), (19, 68292220), (20, 64877609), (38, 34146110), (76, 17073055), (95, 13658444), (190, 6829222), (380, 3414611), (1109, 1170020), (2218, 585010), (3079, 421420), (4436, 292505), (5545, 234004), (6158, 210710), (11090, 117002), (12316, 105355), (15395, 84284), (21071, 61580), (22180, 58501), (30790, 42142)]