30757960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40471}}^1$

素因数の和:40501

約数の個数: 32

約数和(自身を含む): 72849600

約数和(自身を除く): 42091640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 40471, 80942, 161884, 202355, 323768, 404710, 768949, 809420, 1537898, 1618840, 3075796, 3844745, 6151592, 7689490, 15378980, 30757960]

約数ペア:

[(1, 30757960), (2, 15378980), (4, 7689490), (5, 6151592), (8, 3844745), (10, 3075796), (19, 1618840), (20, 1537898), (38, 809420), (40, 768949), (76, 404710), (95, 323768), (152, 202355), (190, 161884), (380, 80942), (760, 40471)]