12948380

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2389}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 27303360

約数和(自身を除く): 14354980

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2389, 2710, 4778, 5420, 9556, 11945, 23890, 47780, 647419, 1294838, 2589676, 3237095, 6474190, 12948380]

約数ペア:

[(1, 12948380), (2, 6474190), (4, 3237095), (5, 2589676), (10, 1294838), (20, 647419), (271, 47780), (542, 23890), (1084, 11945), (1355, 9556), (2389, 5420), (2710, 4778)]