2862280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 6494400

約数和(自身を除く): 3632120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 439, 652, 815, 878, 1304, 1630, 1756, 2195, 3260, 3512, 4390, 6520, 8780, 17560, 71557, 143114, 286228, 357785, 572456, 715570, 1431140, 2862280]

約数ペア:

[(1, 2862280), (2, 1431140), (4, 715570), (5, 572456), (8, 357785), (10, 286228), (20, 143114), (40, 71557), (163, 17560), (326, 8780), (439, 6520), (652, 4390), (815, 3512), (878, 3260), (1304, 2195), (1630, 1756)]