2281260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 6453216

約数和(自身を除く): 4171956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 197, 386, 394, 579, 591, 772, 788, 965, 985, 1158, 1182, 1930, 1970, 2316, 2364, 2895, 2955, 3860, 3940, 5790, 5910, 11580, 11820, 38021, 76042, 114063, 152084, 190105, 228126, 380210, 456252, 570315, 760420, 1140630, 2281260]

約数ペア:

[(1, 2281260), (2, 1140630), (3, 760420), (4, 570315), (5, 456252), (6, 380210), (10, 228126), (12, 190105), (15, 152084), (20, 114063), (30, 76042), (60, 38021), (193, 11820), (197, 11580), (386, 5910), (394, 5790), (579, 3940), (591, 3860), (772, 2955), (788, 2895), (965, 2364), (985, 2316), (1158, 1970), (1182, 1930)]