20367810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 57245760

約数和(自身を除く): 36877950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 43, 45, 57, 86, 90, 95, 114, 129, 171, 190, 215, 258, 277, 285, 342, 387, 430, 554, 570, 645, 774, 817, 831, 855, 1290, 1385, 1634, 1662, 1710, 1935, 2451, 2493, 2770, 3870, 4085, 4155, 4902, 4986, 5263, 7353, 8170, 8310, 10526, 11911, 12255, 12465, 14706, 15789, 23822, 24510, 24930, 26315, 31578, 35733, 36765, 47367, 52630, 59555, 71466, 73530, 78945, 94734, 107199, 119110, 157890, 178665, 214398, 226309, 236835, 357330, 452618, 473670, 535995, 678927, 1071990, 1131545, 1357854, 2036781, 2263090, 3394635, 4073562, 6789270, 10183905, 20367810]

約数ペア:

[(1, 20367810), (2, 10183905), (3, 6789270), (5, 4073562), (6, 3394635), (9, 2263090), (10, 2036781), (15, 1357854), (18, 1131545), (19, 1071990), (30, 678927), (38, 535995), (43, 473670), (45, 452618), (57, 357330), (86, 236835), (90, 226309), (95, 214398), (114, 178665), (129, 157890), (171, 119110), (190, 107199), (215, 94734), (258, 78945), (277, 73530), (285, 71466), (342, 59555), (387, 52630), (430, 47367), (554, 36765), (570, 35733), (645, 31578), (774, 26315), (817, 24930), (831, 24510), (855, 23822), (1290, 15789), (1385, 14706), (1634, 12465), (1662, 12255), (1710, 11911), (1935, 10526), (2451, 8310), (2493, 8170), (2770, 7353), (3870, 5263), (4085, 4986), (4155, 4902)]