153177520

素因数分解:

$2^4\times 5^1\times {\mathrm{1914719}}^1$

素因数の和:1914732

約数の個数: 20

約数和(自身を含む): 356137920

約数和(自身を除く): 202960400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1914719, 3829438, 7658876, 9573595, 15317752, 19147190, 30635504, 38294380, 76588760, 153177520]

約数ペア:

[(1, 153177520), (2, 76588760), (4, 38294380), (5, 30635504), (8, 19147190), (10, 15317752), (16, 9573595), (20, 7658876), (40, 3829438), (80, 1914719)]