368980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 816480

約数和(自身を除く): 447500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 971, 1942, 3884, 4855, 9710, 18449, 19420, 36898, 73796, 92245, 184490, 368980]

約数ペア:

[(1, 368980), (2, 184490), (4, 92245), (5, 73796), (10, 36898), (19, 19420), (20, 18449), (38, 9710), (76, 4855), (95, 3884), (190, 1942), (380, 971)]