86954420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{88729}}^1$

素因数の和:88752

約数の個数: 36

約数和(自身を含む): 212419620

約数和(自身を除く): 125465200

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 88729, 177458, 354916, 443645, 621103, 887290, 1242206, 1774580, 2484412, 3105515, 4347721, 6211030, 8695442, 12422060, 17390884, 21738605, 43477210, 86954420]

約数ペア:

[(1, 86954420), (2, 43477210), (4, 21738605), (5, 17390884), (7, 12422060), (10, 8695442), (14, 6211030), (20, 4347721), (28, 3105515), (35, 2484412), (49, 1774580), (70, 1242206), (98, 887290), (140, 621103), (196, 443645), (245, 354916), (490, 177458), (980, 88729)]