22778220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5347}}^1$

素因数の和:5430

約数の個数: 48

約数和(自身を含む): 64689408

約数和(自身を除く): 41911188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 5347, 10694, 16041, 21388, 26735, 32082, 53470, 64164, 80205, 106940, 160410, 320820, 379637, 759274, 1138911, 1518548, 1898185, 2277822, 3796370, 4555644, 5694555, 7592740, 11389110, 22778220]

約数ペア:

[(1, 22778220), (2, 11389110), (3, 7592740), (4, 5694555), (5, 4555644), (6, 3796370), (10, 2277822), (12, 1898185), (15, 1518548), (20, 1138911), (30, 759274), (60, 379637), (71, 320820), (142, 160410), (213, 106940), (284, 80205), (355, 64164), (426, 53470), (710, 32082), (852, 26735), (1065, 21388), (1420, 16041), (2130, 10694), (4260, 5347)]