16219240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5711}}^1$

素因数の和:5793

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 20794520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 5711, 11422, 22844, 28555, 45688, 57110, 114220, 228440, 405481, 810962, 1621924, 2027405, 3243848, 4054810, 8109620, 16219240]

約数ペア:

[(1, 16219240), (2, 8109620), (4, 4054810), (5, 3243848), (8, 2027405), (10, 1621924), (20, 810962), (40, 405481), (71, 228440), (142, 114220), (284, 57110), (355, 45688), (568, 28555), (710, 22844), (1420, 11422), (2840, 5711)]