20555160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171293}}^1$

素因数の和:171307

約数の個数: 32

約数和(自身を含む): 61665840

約数和(自身を除く): 41110680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171293, 342586, 513879, 685172, 856465, 1027758, 1370344, 1712930, 2055516, 2569395, 3425860, 4111032, 5138790, 6851720, 10277580, 20555160]

約数ペア:

[(1, 20555160), (2, 10277580), (3, 6851720), (4, 5138790), (5, 4111032), (6, 3425860), (8, 2569395), (10, 2055516), (12, 1712930), (15, 1370344), (20, 1027758), (24, 856465), (30, 685172), (40, 513879), (60, 342586), (120, 171293)]