489931060

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{4217}}^1$

素因数の和:4420

約数の個数: 48

約数和(自身を含む): 1063644624

約数和(自身を除く): 573713564

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 157, 185, 314, 370, 628, 740, 785, 1570, 3140, 4217, 5809, 8434, 11618, 16868, 21085, 23236, 29045, 42170, 58090, 84340, 116180, 156029, 312058, 624116, 662069, 780145, 1324138, 1560290, 2648276, 3120580, 3310345, 6620690, 13241380, 24496553, 48993106, 97986212, 122482765, 244965530, 489931060]

約数ペア:

[(1, 489931060), (2, 244965530), (4, 122482765), (5, 97986212), (10, 48993106), (20, 24496553), (37, 13241380), (74, 6620690), (148, 3310345), (157, 3120580), (185, 2648276), (314, 1560290), (370, 1324138), (628, 780145), (740, 662069), (785, 624116), (1570, 312058), (3140, 156029), (4217, 116180), (5809, 84340), (8434, 58090), (11618, 42170), (16868, 29045), (21085, 23236)]