12489460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1429}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 28828800

約数和(自身を除く): 16339340

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1429, 1748, 2185, 2858, 4370, 5716, 7145, 8740, 14290, 27151, 28580, 32867, 54302, 65734, 108604, 131468, 135755, 164335, 271510, 328670, 543020, 624473, 657340, 1248946, 2497892, 3122365, 6244730, 12489460]

約数ペア:

[(1, 12489460), (2, 6244730), (4, 3122365), (5, 2497892), (10, 1248946), (19, 657340), (20, 624473), (23, 543020), (38, 328670), (46, 271510), (76, 164335), (92, 135755), (95, 131468), (115, 108604), (190, 65734), (230, 54302), (380, 32867), (437, 28580), (460, 27151), (874, 14290), (1429, 8740), (1748, 7145), (2185, 5716), (2858, 4370)]