38535320

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1489}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 86896800

約数和(自身を除く): 48361480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 1489, 2588, 2978, 3235, 5176, 5956, 6470, 7445, 11912, 12940, 14890, 25880, 29780, 59560, 963383, 1926766, 3853532, 4816915, 7707064, 9633830, 19267660, 38535320]

約数ペア:

[(1, 38535320), (2, 19267660), (4, 9633830), (5, 7707064), (8, 4816915), (10, 3853532), (20, 1926766), (40, 963383), (647, 59560), (1294, 29780), (1489, 25880), (2588, 14890), (2978, 12940), (3235, 11912), (5176, 7445), (5956, 6470)]