40410890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2269}}^1$

素因数の和:2426

約数の個数: 32

約数和(自身を含む): 78941520

約数和(自身を除く): 38530630

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 2269, 3562, 4538, 8905, 11345, 17810, 22690, 29497, 58994, 147485, 294970, 310853, 621706, 1554265, 3108530, 4041089, 8082178, 20205445, 40410890]

約数ペア:

[(1, 40410890), (2, 20205445), (5, 8082178), (10, 4041089), (13, 3108530), (26, 1554265), (65, 621706), (130, 310853), (137, 294970), (274, 147485), (685, 58994), (1370, 29497), (1781, 22690), (2269, 17810), (3562, 11345), (4538, 8905)]