13818680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4373}}^1$

素因数の和:4463

約数の個数: 32

約数和(自身を含む): 31492800

約数和(自身を除く): 17674120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4373, 8746, 17492, 21865, 34984, 43730, 87460, 174920, 345467, 690934, 1381868, 1727335, 2763736, 3454670, 6909340, 13818680]

約数ペア:

[(1, 13818680), (2, 6909340), (4, 3454670), (5, 2763736), (8, 1727335), (10, 1381868), (20, 690934), (40, 345467), (79, 174920), (158, 87460), (316, 43730), (395, 34984), (632, 21865), (790, 17492), (1580, 8746), (3160, 4373)]