26551240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 63244800

約数和(自身を除く): 36693560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 487, 580, 940, 974, 1160, 1363, 1880, 1948, 2435, 2726, 3896, 4870, 5452, 6815, 9740, 10904, 13630, 14123, 19480, 22889, 27260, 28246, 45778, 54520, 56492, 70615, 91556, 112984, 114445, 141230, 183112, 228890, 282460, 457780, 564920, 663781, 915560, 1327562, 2655124, 3318905, 5310248, 6637810, 13275620, 26551240]

約数ペア:

[(1, 26551240), (2, 13275620), (4, 6637810), (5, 5310248), (8, 3318905), (10, 2655124), (20, 1327562), (29, 915560), (40, 663781), (47, 564920), (58, 457780), (94, 282460), (116, 228890), (145, 183112), (188, 141230), (232, 114445), (235, 112984), (290, 91556), (376, 70615), (470, 56492), (487, 54520), (580, 45778), (940, 28246), (974, 27260), (1160, 22889), (1363, 19480), (1880, 14123), (1948, 13630), (2435, 10904), (2726, 9740), (3896, 6815), (4870, 5452)]