61931140

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{20507}}^1$

素因数の和:20667

約数の個数: 24

約数和(自身を含む): 130923072

約数和(自身を除く): 68991932

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 20507, 41014, 82028, 102535, 205070, 410140, 3096557, 6193114, 12386228, 15482785, 30965570, 61931140]

約数ペア:

[(1, 61931140), (2, 30965570), (4, 15482785), (5, 12386228), (10, 6193114), (20, 3096557), (151, 410140), (302, 205070), (604, 102535), (755, 82028), (1510, 41014), (3020, 20507)]