2180490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5591}}^1$

素因数の和:5614

約数の個数: 32

約数和(自身を含む): 5636736

約数和(自身を除く): 3456246

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 5591, 11182, 16773, 27955, 33546, 55910, 72683, 83865, 145366, 167730, 218049, 363415, 436098, 726830, 1090245, 2180490]

約数ペア:

[(1, 2180490), (2, 1090245), (3, 726830), (5, 436098), (6, 363415), (10, 218049), (13, 167730), (15, 145366), (26, 83865), (30, 72683), (39, 55910), (65, 33546), (78, 27955), (130, 16773), (195, 11182), (390, 5591)]