8845480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4513}}^1$

素因数の和:4538

約数の個数: 48

約数和(自身を含む): 23156820

約数和(自身を除く): 14311340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4513, 9026, 18052, 22565, 31591, 36104, 45130, 63182, 90260, 126364, 157955, 180520, 221137, 252728, 315910, 442274, 631820, 884548, 1105685, 1263640, 1769096, 2211370, 4422740, 8845480]

約数ペア:

[(1, 8845480), (2, 4422740), (4, 2211370), (5, 1769096), (7, 1263640), (8, 1105685), (10, 884548), (14, 631820), (20, 442274), (28, 315910), (35, 252728), (40, 221137), (49, 180520), (56, 157955), (70, 126364), (98, 90260), (140, 63182), (196, 45130), (245, 36104), (280, 31591), (392, 22565), (490, 18052), (980, 9026), (1960, 4513)]