15925040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10477}}^1$

素因数の和:10509

約数の個数: 40

約数和(自身を含む): 38978160

約数和(自身を除く): 23053120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10477, 20954, 41908, 52385, 83816, 104770, 167632, 199063, 209540, 398126, 419080, 796252, 838160, 995315, 1592504, 1990630, 3185008, 3981260, 7962520, 15925040]

約数ペア:

[(1, 15925040), (2, 7962520), (4, 3981260), (5, 3185008), (8, 1990630), (10, 1592504), (16, 995315), (19, 838160), (20, 796252), (38, 419080), (40, 398126), (76, 209540), (80, 199063), (95, 167632), (152, 104770), (190, 83816), (304, 52385), (380, 41908), (760, 20954), (1520, 10477)]