1928290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 4321728

約数和(自身を除く): 2393438

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 163, 169, 182, 326, 338, 455, 815, 845, 910, 1141, 1183, 1630, 1690, 2119, 2282, 2366, 4238, 5705, 5915, 10595, 11410, 11830, 14833, 21190, 27547, 29666, 55094, 74165, 137735, 148330, 192829, 275470, 385658, 964145, 1928290]

約数ペア:

[(1, 1928290), (2, 964145), (5, 385658), (7, 275470), (10, 192829), (13, 148330), (14, 137735), (26, 74165), (35, 55094), (65, 29666), (70, 27547), (91, 21190), (130, 14833), (163, 11830), (169, 11410), (182, 10595), (326, 5915), (338, 5705), (455, 4238), (815, 2366), (845, 2282), (910, 2119), (1141, 1690), (1183, 1630)]