13930520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6571}}^1$

素因数の和:6635

約数の個数: 32

約数和(自身を含む): 31939920

約数和(自身を除く): 18009400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 6571, 13142, 26284, 32855, 52568, 65710, 131420, 262840, 348263, 696526, 1393052, 1741315, 2786104, 3482630, 6965260, 13930520]

約数ペア:

[(1, 13930520), (2, 6965260), (4, 3482630), (5, 2786104), (8, 1741315), (10, 1393052), (20, 696526), (40, 348263), (53, 262840), (106, 131420), (212, 65710), (265, 52568), (424, 32855), (530, 26284), (1060, 13142), (2120, 6571)]