4920457540

素因数分解:

$2^2\times 5^1\times {\mathrm{3407}}^1\times {\mathrm{72211}}^1$

素因数の和:75627

約数の個数: 24

約数和(自身を含む): 10336136832

約数和(自身を除く): 5415679292

約数列:

[1, 2, 4, 5, 10, 20, 3407, 6814, 13628, 17035, 34070, 68140, 72211, 144422, 288844, 361055, 722110, 1444220, 246022877, 492045754, 984091508, 1230114385, 2460228770, 4920457540]

約数ペア:

[(1, 4920457540), (2, 2460228770), (4, 1230114385), (5, 984091508), (10, 492045754), (20, 246022877), (3407, 1444220), (6814, 722110), (13628, 361055), (17035, 288844), (34070, 144422), (68140, 72211)]