7081640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5711}}^1$

素因数の和:5753

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 9368920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 5711, 11422, 22844, 28555, 45688, 57110, 114220, 177041, 228440, 354082, 708164, 885205, 1416328, 1770410, 3540820, 7081640]

約数ペア:

[(1, 7081640), (2, 3540820), (4, 1770410), (5, 1416328), (8, 885205), (10, 708164), (20, 354082), (31, 228440), (40, 177041), (62, 114220), (124, 57110), (155, 45688), (248, 28555), (310, 22844), (620, 11422), (1240, 5711)]