31375330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 64753920

約数和(自身を除く): 33378590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 1021, 2042, 2195, 3073, 4390, 5105, 6146, 7147, 10210, 14294, 15365, 30730, 35735, 71470, 448219, 896438, 2241095, 3137533, 4482190, 6275066, 15687665, 31375330]

約数ペア:

[(1, 31375330), (2, 15687665), (5, 6275066), (7, 4482190), (10, 3137533), (14, 2241095), (35, 896438), (70, 448219), (439, 71470), (878, 35735), (1021, 30730), (2042, 15365), (2195, 14294), (3073, 10210), (4390, 7147), (5105, 6146)]