30227780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137399}}^1$

素因数の和:137419

約数の個数: 24

約数和(自身を含む): 69249600

約数和(自身を除く): 39021820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 137399, 274798, 549596, 686995, 1373990, 1511389, 2747980, 3022778, 6045556, 7556945, 15113890, 30227780]

約数ペア:

[(1, 30227780), (2, 15113890), (4, 7556945), (5, 6045556), (10, 3022778), (11, 2747980), (20, 1511389), (22, 1373990), (44, 686995), (55, 549596), (110, 274798), (220, 137399)]