6891420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 19410048

約数和(自身を除く): 12518628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 347, 662, 694, 993, 1041, 1324, 1388, 1655, 1735, 1986, 2082, 3310, 3470, 3972, 4164, 4965, 5205, 6620, 6940, 9930, 10410, 19860, 20820, 114857, 229714, 344571, 459428, 574285, 689142, 1148570, 1378284, 1722855, 2297140, 3445710, 6891420]

約数ペア:

[(1, 6891420), (2, 3445710), (3, 2297140), (4, 1722855), (5, 1378284), (6, 1148570), (10, 689142), (12, 574285), (15, 459428), (20, 344571), (30, 229714), (60, 114857), (331, 20820), (347, 19860), (662, 10410), (694, 9930), (993, 6940), (1041, 6620), (1324, 5205), (1388, 4965), (1655, 4164), (1735, 3972), (1986, 3470), (2082, 3310)]