30475240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40099}}^1$

素因数の和:40129

約数の個数: 32

約数和(自身を含む): 72180000

約数和(自身を除く): 41704760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 40099, 80198, 160396, 200495, 320792, 400990, 761881, 801980, 1523762, 1603960, 3047524, 3809405, 6095048, 7618810, 15237620, 30475240]

約数ペア:

[(1, 30475240), (2, 15237620), (4, 7618810), (5, 6095048), (8, 3809405), (10, 3047524), (19, 1603960), (20, 1523762), (38, 801980), (40, 761881), (76, 400990), (95, 320792), (152, 200495), (190, 160396), (380, 80198), (760, 40099)]