17221540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17573}}^1$

素因数の和:17596

約数の個数: 36

約数和(自身を含む): 42072156

約数和(自身を除く): 24850616

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 17573, 35146, 70292, 87865, 123011, 175730, 246022, 351460, 492044, 615055, 861077, 1230110, 1722154, 2460220, 3444308, 4305385, 8610770, 17221540]

約数ペア:

[(1, 17221540), (2, 8610770), (4, 4305385), (5, 3444308), (7, 2460220), (10, 1722154), (14, 1230110), (20, 861077), (28, 615055), (35, 492044), (49, 351460), (70, 246022), (98, 175730), (140, 123011), (196, 87865), (245, 70292), (490, 35146), (980, 17573)]