8401540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8573}}^1$

素因数の和:8596

約数の個数: 36

約数和(自身を含む): 20526156

約数和(自身を除く): 12124616

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8573, 17146, 34292, 42865, 60011, 85730, 120022, 171460, 240044, 300055, 420077, 600110, 840154, 1200220, 1680308, 2100385, 4200770, 8401540]

約数ペア:

[(1, 8401540), (2, 4200770), (4, 2100385), (5, 1680308), (7, 1200220), (10, 840154), (14, 600110), (20, 420077), (28, 300055), (35, 240044), (49, 171460), (70, 120022), (98, 85730), (140, 60011), (196, 42865), (245, 34292), (490, 17146), (980, 8573)]