2152570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 4727808

約数和(自身を除く): 2575238

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 191, 230, 245, 322, 382, 490, 805, 955, 1127, 1337, 1610, 1910, 2254, 2674, 4393, 5635, 6685, 8786, 9359, 11270, 13370, 18718, 21965, 30751, 43930, 46795, 61502, 93590, 153755, 215257, 307510, 430514, 1076285, 2152570]

約数ペア:

[(1, 2152570), (2, 1076285), (5, 430514), (7, 307510), (10, 215257), (14, 153755), (23, 93590), (35, 61502), (46, 46795), (49, 43930), (70, 30751), (98, 21965), (115, 18718), (161, 13370), (191, 11270), (230, 9359), (245, 8786), (322, 6685), (382, 5635), (490, 4393), (805, 2674), (955, 2254), (1127, 1910), (1337, 1610)]