3946700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 36

約数和(自身を含む): 8718192

約数和(自身を除く): 4771492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 647, 1220, 1294, 1525, 2588, 3050, 3235, 6100, 6470, 12940, 16175, 32350, 39467, 64700, 78934, 157868, 197335, 394670, 789340, 986675, 1973350, 3946700]

約数ペア:

[(1, 3946700), (2, 1973350), (4, 986675), (5, 789340), (10, 394670), (20, 197335), (25, 157868), (50, 78934), (61, 64700), (100, 39467), (122, 32350), (244, 16175), (305, 12940), (610, 6470), (647, 6100), (1220, 3235), (1294, 3050), (1525, 2588)]