30273440

素因数分解:

$2^5\times 5^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:885

約数の個数: 48

約数和(自身を含む): 71850240

約数和(自身を除く): 41576800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 431, 439, 862, 878, 1724, 1756, 2155, 2195, 3448, 3512, 4310, 4390, 6896, 7024, 8620, 8780, 13792, 14048, 17240, 17560, 34480, 35120, 68960, 70240, 189209, 378418, 756836, 946045, 1513672, 1892090, 3027344, 3784180, 6054688, 7568360, 15136720, 30273440]

約数ペア:

[(1, 30273440), (2, 15136720), (4, 7568360), (5, 6054688), (8, 3784180), (10, 3027344), (16, 1892090), (20, 1513672), (32, 946045), (40, 756836), (80, 378418), (160, 189209), (431, 70240), (439, 68960), (862, 35120), (878, 34480), (1724, 17560), (1756, 17240), (2155, 14048), (2195, 13792), (3448, 8780), (3512, 8620), (4310, 7024), (4390, 6896)]