201220450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{211811}}^1$

素因数の和:211842

約数の個数: 24

約数和(自身を含む): 393970320

約数和(自身を除く): 192749870

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 211811, 423622, 1059055, 2118110, 4024409, 5295275, 8048818, 10590550, 20122045, 40244090, 100610225, 201220450]

約数ペア:

[(1, 201220450), (2, 100610225), (5, 40244090), (10, 20122045), (19, 10590550), (25, 8048818), (38, 5295275), (50, 4024409), (95, 2118110), (190, 1059055), (475, 423622), (950, 211811)]