202340972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 373739520

約数和(自身を除く): 171398548

約数列:

[1, 2, 4, 43, 59, 86, 118, 127, 157, 172, 236, 254, 314, 508, 628, 2537, 5074, 5461, 6751, 7493, 9263, 10148, 10922, 13502, 14986, 18526, 19939, 21844, 27004, 29972, 37052, 39878, 79756, 322199, 398309, 644398, 796618, 857377, 1176401, 1288796, 1593236, 1714754, 2352802, 3429508, 4705604, 50585243, 101170486, 202340972]

約数ペア:

[(1, 202340972), (2, 101170486), (4, 50585243), (43, 4705604), (59, 3429508), (86, 2352802), (118, 1714754), (127, 1593236), (157, 1288796), (172, 1176401), (236, 857377), (254, 796618), (314, 644398), (508, 398309), (628, 322199), (2537, 79756), (5074, 39878), (5461, 37052), (6751, 29972), (7493, 27004), (9263, 21844), (10148, 19939), (10922, 18526), (13502, 14986)]