2803880

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{367}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 6359040

約数和(自身を除く): 3555160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 367, 382, 734, 764, 955, 1468, 1528, 1835, 1910, 2936, 3670, 3820, 7340, 7640, 14680, 70097, 140194, 280388, 350485, 560776, 700970, 1401940, 2803880]

約数ペア:

[(1, 2803880), (2, 1401940), (4, 700970), (5, 560776), (8, 350485), (10, 280388), (20, 140194), (40, 70097), (191, 14680), (367, 7640), (382, 7340), (734, 3820), (764, 3670), (955, 2936), (1468, 1910), (1528, 1835)]