31985940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{76157}}^1$

素因数の和:76176

約数の個数: 48

約数和(自身を含む): 102356352

約数和(自身を除く): 70370412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 76157, 152314, 228471, 304628, 380785, 456942, 533099, 761570, 913884, 1066198, 1142355, 1523140, 1599297, 2132396, 2284710, 2665495, 3198594, 4569420, 5330990, 6397188, 7996485, 10661980, 15992970, 31985940]

約数ペア:

[(1, 31985940), (2, 15992970), (3, 10661980), (4, 7996485), (5, 6397188), (6, 5330990), (7, 4569420), (10, 3198594), (12, 2665495), (14, 2284710), (15, 2132396), (20, 1599297), (21, 1523140), (28, 1142355), (30, 1066198), (35, 913884), (42, 761570), (60, 533099), (70, 456942), (84, 380785), (105, 304628), (140, 228471), (210, 152314), (420, 76157)]