39948760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24359}}^1$

素因数の和:24411

約数の個数: 32

約数和(自身を含む): 92080800

約数和(自身を除く): 52132040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24359, 48718, 97436, 121795, 194872, 243590, 487180, 974360, 998719, 1997438, 3994876, 4993595, 7989752, 9987190, 19974380, 39948760]

約数ペア:

[(1, 39948760), (2, 19974380), (4, 9987190), (5, 7989752), (8, 4993595), (10, 3994876), (20, 1997438), (40, 998719), (41, 974360), (82, 487180), (164, 243590), (205, 194872), (328, 121795), (410, 97436), (820, 48718), (1640, 24359)]