39968810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{81569}}^1$

素因数の和:81590

約数の個数: 24

約数和(自身を含む): 83690820

約数和(自身を除く): 43722010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 81569, 163138, 407845, 570983, 815690, 1141966, 2854915, 3996881, 5709830, 7993762, 19984405, 39968810]

約数ペア:

[(1, 39968810), (2, 19984405), (5, 7993762), (7, 5709830), (10, 3996881), (14, 2854915), (35, 1141966), (49, 815690), (70, 570983), (98, 407845), (245, 163138), (490, 81569)]