2154510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 5762016

約数和(自身を除く): 3607506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 647, 666, 1110, 1294, 1665, 1941, 3235, 3330, 3882, 5823, 6470, 9705, 11646, 19410, 23939, 29115, 47878, 58230, 71817, 119695, 143634, 215451, 239390, 359085, 430902, 718170, 1077255, 2154510]

約数ペア:

[(1, 2154510), (2, 1077255), (3, 718170), (5, 430902), (6, 359085), (9, 239390), (10, 215451), (15, 143634), (18, 119695), (30, 71817), (37, 58230), (45, 47878), (74, 29115), (90, 23939), (111, 19410), (185, 11646), (222, 9705), (333, 6470), (370, 5823), (555, 3882), (647, 3330), (666, 3235), (1110, 1941), (1294, 1665)]