27538360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 38946440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 809, 851, 920, 1480, 1618, 1702, 3236, 3404, 4045, 4255, 6472, 6808, 8090, 8510, 16180, 17020, 18607, 29933, 32360, 34040, 37214, 59866, 74428, 93035, 119732, 148856, 149665, 186070, 239464, 299330, 372140, 598660, 688459, 744280, 1197320, 1376918, 2753836, 3442295, 5507672, 6884590, 13769180, 27538360]

約数ペア:

[(1, 27538360), (2, 13769180), (4, 6884590), (5, 5507672), (8, 3442295), (10, 2753836), (20, 1376918), (23, 1197320), (37, 744280), (40, 688459), (46, 598660), (74, 372140), (92, 299330), (115, 239464), (148, 186070), (184, 149665), (185, 148856), (230, 119732), (296, 93035), (370, 74428), (460, 59866), (740, 37214), (809, 34040), (851, 32360), (920, 29933), (1480, 18607), (1618, 17020), (1702, 16180), (3236, 8510), (3404, 8090), (4045, 6808), (4255, 6472)]