28285340920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8519681}}^1$

素因数の和:8519775

約数の個数: 32

約数和(自身を含む): 64408795920

約数和(自身を除く): 36123455000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 8519681, 17039362, 34078724, 42598405, 68157448, 85196810, 170393620, 340787240, 707133523, 1414267046, 2828534092, 3535667615, 5657068184, 7071335230, 14142670460, 28285340920]

約数ペア:

[(1, 28285340920), (2, 14142670460), (4, 7071335230), (5, 5657068184), (8, 3535667615), (10, 2828534092), (20, 1414267046), (40, 707133523), (83, 340787240), (166, 170393620), (332, 85196810), (415, 68157448), (664, 42598405), (830, 34078724), (1660, 17039362), (3320, 8519681)]