30323620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 67536000

約数和(自身を除く): 37212380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 380, 398, 401, 796, 802, 995, 1604, 1990, 2005, 3781, 3980, 4010, 7562, 7619, 8020, 15124, 15238, 18905, 30476, 37810, 38095, 75620, 76190, 79799, 152380, 159598, 319196, 398995, 797990, 1516181, 1595980, 3032362, 6064724, 7580905, 15161810, 30323620]

約数ペア:

[(1, 30323620), (2, 15161810), (4, 7580905), (5, 6064724), (10, 3032362), (19, 1595980), (20, 1516181), (38, 797990), (76, 398995), (95, 319196), (190, 159598), (199, 152380), (380, 79799), (398, 76190), (401, 75620), (796, 38095), (802, 37810), (995, 30476), (1604, 18905), (1990, 15238), (2005, 15124), (3781, 8020), (3980, 7619), (4010, 7562)]