210096560

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{13331}}^1$

素因数の和:13541

約数の個数: 40

約数和(自身を含む): 490990896

約数和(自身を除く): 280894336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7880, 13331, 15760, 26662, 53324, 66655, 106648, 133310, 213296, 266620, 533240, 1066480, 2626207, 5252414, 10504828, 13131035, 21009656, 26262070, 42019312, 52524140, 105048280, 210096560]

約数ペア:

[(1, 210096560), (2, 105048280), (4, 52524140), (5, 42019312), (8, 26262070), (10, 21009656), (16, 13131035), (20, 10504828), (40, 5252414), (80, 2626207), (197, 1066480), (394, 533240), (788, 266620), (985, 213296), (1576, 133310), (1970, 106648), (3152, 66655), (3940, 53324), (7880, 26662), (13331, 15760)]