7891030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 16369920

約数和(自身を除く): 8478890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 811, 973, 1390, 1622, 1946, 4055, 4865, 5677, 8110, 9730, 11354, 28385, 56770, 112729, 225458, 563645, 789103, 1127290, 1578206, 3945515, 7891030]

約数ペア:

[(1, 7891030), (2, 3945515), (5, 1578206), (7, 1127290), (10, 789103), (14, 563645), (35, 225458), (70, 112729), (139, 56770), (278, 28385), (695, 11354), (811, 9730), (973, 8110), (1390, 5677), (1622, 4865), (1946, 4055)]