4466020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 10266480

約数和(自身を除く): 5800460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 193, 260, 356, 386, 445, 772, 890, 965, 1157, 1780, 1930, 2314, 2509, 3860, 4628, 5018, 5785, 10036, 11570, 12545, 17177, 23140, 25090, 34354, 50180, 68708, 85885, 171770, 223301, 343540, 446602, 893204, 1116505, 2233010, 4466020]

約数ペア:

[(1, 4466020), (2, 2233010), (4, 1116505), (5, 893204), (10, 446602), (13, 343540), (20, 223301), (26, 171770), (52, 85885), (65, 68708), (89, 50180), (130, 34354), (178, 25090), (193, 23140), (260, 17177), (356, 12545), (386, 11570), (445, 10036), (772, 5785), (890, 5018), (965, 4628), (1157, 3860), (1780, 2509), (1930, 2314)]