149796380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{394201}}^1$

素因数の和:394229

約数の個数: 24

約数和(自身を含む): 331129680

約数和(自身を除く): 181333300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 394201, 788402, 1576804, 1971005, 3942010, 7489819, 7884020, 14979638, 29959276, 37449095, 74898190, 149796380]

約数ペア:

[(1, 149796380), (2, 74898190), (4, 37449095), (5, 29959276), (10, 14979638), (19, 7884020), (20, 7489819), (38, 3942010), (76, 1971005), (95, 1576804), (190, 788402), (380, 394201)]