39361907.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19541}}^1$

素因数の和:19691

約数の個数: 32

約数和(自身を含む): 246229200

約数和(自身を除く): 137581240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 19541, 39082, 78164, 97705, 156328, 195410, 390820, 781640, 2716199, 5432398, 10864796, 13580995, 21729592, 27161990, 54323980, 108647960]

約数ペア:

[(1, 108647960), (2, 54323980), (4, 27161990), (5, 21729592), (8, 13580995), (10, 10864796), (20, 5432398), (40, 2716199), (139, 781640), (278, 390820), (556, 195410), (695, 156328), (1112, 97705), (1390, 78164), (2780, 39082), (5560, 19541)]