19610940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{709}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 55107360

約数和(自身を除く): 35496420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 461, 709, 922, 1383, 1418, 1844, 2127, 2305, 2766, 2836, 3545, 4254, 4610, 5532, 6915, 7090, 8508, 9220, 10635, 13830, 14180, 21270, 27660, 42540, 326849, 653698, 980547, 1307396, 1634245, 1961094, 3268490, 3922188, 4902735, 6536980, 9805470, 19610940]

約数ペア:

[(1, 19610940), (2, 9805470), (3, 6536980), (4, 4902735), (5, 3922188), (6, 3268490), (10, 1961094), (12, 1634245), (15, 1307396), (20, 980547), (30, 653698), (60, 326849), (461, 42540), (709, 27660), (922, 21270), (1383, 14180), (1418, 13830), (1844, 10635), (2127, 9220), (2305, 8508), (2766, 7090), (2836, 6915), (3545, 5532), (4254, 4610)]