9115880

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{653}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 20601000

約数和(自身を除く): 11485120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 653, 698, 1306, 1396, 1745, 2612, 2792, 3265, 3490, 5224, 6530, 6980, 13060, 13960, 26120, 227897, 455794, 911588, 1139485, 1823176, 2278970, 4557940, 9115880]

約数ペア:

[(1, 9115880), (2, 4557940), (4, 2278970), (5, 1823176), (8, 1139485), (10, 911588), (20, 455794), (40, 227897), (349, 26120), (653, 13960), (698, 13060), (1306, 6980), (1396, 6530), (1745, 5224), (2612, 3490), (2792, 3265)]