220171828

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{359}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 424569600

約数和(自身を除く): 204397772

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 311, 359, 493, 622, 718, 986, 1244, 1436, 1972, 5287, 6103, 9019, 10411, 10574, 12206, 18038, 20822, 21148, 24412, 36076, 41644, 111649, 153323, 176987, 223298, 306646, 353974, 446596, 613292, 707948, 1898033, 3237821, 3796066, 6475642, 7592132, 12951284, 55042957, 110085914, 220171828]

約数ペア:

[(1, 220171828), (2, 110085914), (4, 55042957), (17, 12951284), (29, 7592132), (34, 6475642), (58, 3796066), (68, 3237821), (116, 1898033), (311, 707948), (359, 613292), (493, 446596), (622, 353974), (718, 306646), (986, 223298), (1244, 176987), (1436, 153323), (1972, 111649), (5287, 41644), (6103, 36076), (9019, 24412), (10411, 21148), (10574, 20822), (12206, 18038)]