1302183620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79693}}^1$

素因数の和:79764

約数の個数: 48

約数和(自身を含む): 2945490240

約数和(自身を除く): 1643306620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 79693, 159386, 318772, 398465, 796930, 1514167, 1593860, 3028334, 3426799, 6056668, 6853598, 7570835, 13707196, 15141670, 17133995, 30283340, 34267990, 65109181, 68535980, 130218362, 260436724, 325545905, 651091810, 1302183620]

約数ペア:

[(1, 1302183620), (2, 651091810), (4, 325545905), (5, 260436724), (10, 130218362), (19, 68535980), (20, 65109181), (38, 34267990), (43, 30283340), (76, 17133995), (86, 15141670), (95, 13707196), (172, 7570835), (190, 6853598), (215, 6056668), (380, 3426799), (430, 3028334), (817, 1593860), (860, 1514167), (1634, 796930), (3268, 398465), (4085, 318772), (8170, 159386), (16340, 79693)]