15998780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{114277}}^1$

素因数の和:114293

約数の個数: 24

約数和(自身を含む): 38397408

約数和(自身を除く): 22398628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 114277, 228554, 457108, 571385, 799939, 1142770, 1599878, 2285540, 3199756, 3999695, 7999390, 15998780]

約数ペア:

[(1, 15998780), (2, 7999390), (4, 3999695), (5, 3199756), (7, 2285540), (10, 1599878), (14, 1142770), (20, 799939), (28, 571385), (35, 457108), (70, 228554), (140, 114277)]