2971960

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 6739200

約数和(自身を除く): 3767240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 389, 764, 778, 955, 1528, 1556, 1910, 1945, 3112, 3820, 3890, 7640, 7780, 15560, 74299, 148598, 297196, 371495, 594392, 742990, 1485980, 2971960]

約数ペア:

[(1, 2971960), (2, 1485980), (4, 742990), (5, 594392), (8, 371495), (10, 297196), (20, 148598), (40, 74299), (191, 15560), (382, 7780), (389, 7640), (764, 3890), (778, 3820), (955, 3112), (1528, 1945), (1556, 1910)]