1279860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 3640896

約数和(自身を除く): 2361036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 257, 332, 415, 498, 514, 771, 830, 996, 1028, 1245, 1285, 1542, 1660, 2490, 2570, 3084, 3855, 4980, 5140, 7710, 15420, 21331, 42662, 63993, 85324, 106655, 127986, 213310, 255972, 319965, 426620, 639930, 1279860]

約数ペア:

[(1, 1279860), (2, 639930), (3, 426620), (4, 319965), (5, 255972), (6, 213310), (10, 127986), (12, 106655), (15, 85324), (20, 63993), (30, 42662), (60, 21331), (83, 15420), (166, 7710), (249, 5140), (257, 4980), (332, 3855), (415, 3084), (498, 2570), (514, 2490), (771, 1660), (830, 1542), (996, 1285), (1028, 1245)]