15677971420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{87323}}^1$

素因数の和:87570

約数の個数: 48

約数和(自身を含む): 33800675328

約数和(自身を除く): 18122703908

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 191, 235, 382, 470, 764, 940, 955, 1910, 3820, 8977, 17954, 35908, 44885, 87323, 89770, 174646, 179540, 349292, 436615, 873230, 1746460, 4104181, 8208362, 16416724, 16678693, 20520905, 33357386, 41041810, 66714772, 82083620, 83393465, 166786930, 333573860, 783898571, 1567797142, 3135594284, 3919492855, 7838985710, 15677971420]

約数ペア:

[(1, 15677971420), (2, 7838985710), (4, 3919492855), (5, 3135594284), (10, 1567797142), (20, 783898571), (47, 333573860), (94, 166786930), (188, 83393465), (191, 82083620), (235, 66714772), (382, 41041810), (470, 33357386), (764, 20520905), (940, 16678693), (955, 16416724), (1910, 8208362), (3820, 4104181), (8977, 1746460), (17954, 873230), (35908, 436615), (44885, 349292), (87323, 179540), (89770, 174646)]