1330771240

素因数分解:

$2^3\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{28411}}^1$

素因数の和:29593

約数の個数: 32

約数和(自身を含む): 2996897760

約数和(自身を除く): 1666126520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1171, 2342, 4684, 5855, 9368, 11710, 23420, 28411, 46840, 56822, 113644, 142055, 227288, 284110, 568220, 1136440, 33269281, 66538562, 133077124, 166346405, 266154248, 332692810, 665385620, 1330771240]

約数ペア:

[(1, 1330771240), (2, 665385620), (4, 332692810), (5, 266154248), (8, 166346405), (10, 133077124), (20, 66538562), (40, 33269281), (1171, 1136440), (2342, 568220), (4684, 284110), (5855, 227288), (9368, 142055), (11710, 113644), (23420, 56822), (28411, 46840)]