61953220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{809}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 149143680

約数和(自身を除く): 87190460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 547, 809, 1094, 1618, 2188, 2735, 3236, 3829, 4045, 5470, 5663, 7658, 8090, 10940, 11326, 15316, 16180, 19145, 22652, 28315, 38290, 56630, 76580, 113260, 442523, 885046, 1770092, 2212615, 3097661, 4425230, 6195322, 8850460, 12390644, 15488305, 30976610, 61953220]

約数ペア:

[(1, 61953220), (2, 30976610), (4, 15488305), (5, 12390644), (7, 8850460), (10, 6195322), (14, 4425230), (20, 3097661), (28, 2212615), (35, 1770092), (70, 885046), (140, 442523), (547, 113260), (809, 76580), (1094, 56630), (1618, 38290), (2188, 28315), (2735, 22652), (3236, 19145), (3829, 16180), (4045, 15316), (5470, 11326), (5663, 10940), (7658, 8090)]