203204470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{414703}}^1$

素因数の和:414724

約数の個数: 24

約数和(自身を含む): 425486304

約数和(自身を除く): 222281834

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 414703, 829406, 2073515, 2902921, 4147030, 5805842, 14514605, 20320447, 29029210, 40640894, 101602235, 203204470]

約数ペア:

[(1, 203204470), (2, 101602235), (5, 40640894), (7, 29029210), (10, 20320447), (14, 14514605), (35, 5805842), (49, 4147030), (70, 2902921), (98, 2073515), (245, 829406), (490, 414703)]