30430880

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2137}}^1$

素因数の和:2241

約数の個数: 48

約数和(自身を含む): 72734760

約数和(自身を除く): 42303880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2137, 2848, 3560, 4274, 7120, 8548, 10685, 14240, 17096, 21370, 34192, 42740, 68384, 85480, 170960, 190193, 341920, 380386, 760772, 950965, 1521544, 1901930, 3043088, 3803860, 6086176, 7607720, 15215440, 30430880]

約数ペア:

[(1, 30430880), (2, 15215440), (4, 7607720), (5, 6086176), (8, 3803860), (10, 3043088), (16, 1901930), (20, 1521544), (32, 950965), (40, 760772), (80, 380386), (89, 341920), (160, 190193), (178, 170960), (356, 85480), (445, 68384), (712, 42740), (890, 34192), (1424, 21370), (1780, 17096), (2137, 14240), (2848, 10685), (3560, 8548), (4274, 7120)]