1790820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{9949}}^1$

素因数の和:9964

約数の個数: 36

約数和(自身を含む): 5432700

約数和(自身を除く): 3641880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 9949, 19898, 29847, 39796, 49745, 59694, 89541, 99490, 119388, 149235, 179082, 198980, 298470, 358164, 447705, 596940, 895410, 1790820]

約数ペア:

[(1, 1790820), (2, 895410), (3, 596940), (4, 447705), (5, 358164), (6, 298470), (9, 198980), (10, 179082), (12, 149235), (15, 119388), (18, 99490), (20, 89541), (30, 59694), (36, 49745), (45, 39796), (60, 29847), (90, 19898), (180, 9949)]