15417520

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1009}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 36069120

約数和(自身を除く): 20651600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1009, 1528, 1910, 2018, 3056, 3820, 4036, 5045, 7640, 8072, 10090, 15280, 16144, 20180, 40360, 80720, 192719, 385438, 770876, 963595, 1541752, 1927190, 3083504, 3854380, 7708760, 15417520]

約数ペア:

[(1, 15417520), (2, 7708760), (4, 3854380), (5, 3083504), (8, 1927190), (10, 1541752), (16, 963595), (20, 770876), (40, 385438), (80, 192719), (191, 80720), (382, 40360), (764, 20180), (955, 16144), (1009, 15280), (1528, 10090), (1910, 8072), (2018, 7640), (3056, 5045), (3820, 4036)]