38177960

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1489}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 86092200

約数和(自身を除く): 47914240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 1489, 2564, 2978, 3205, 5128, 5956, 6410, 7445, 11912, 12820, 14890, 25640, 29780, 59560, 954449, 1908898, 3817796, 4772245, 7635592, 9544490, 19088980, 38177960]

約数ペア:

[(1, 38177960), (2, 19088980), (4, 9544490), (5, 7635592), (8, 4772245), (10, 3817796), (20, 1908898), (40, 954449), (641, 59560), (1282, 29780), (1489, 25640), (2564, 14890), (2978, 12820), (3205, 11912), (5128, 7445), (5956, 6410)]