401040970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{16349}}^1$

素因数の和:16590

約数の個数: 32

約数和(自身を含む): 791078400

約数和(自身を除く): 390037430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 1115, 2230, 2453, 4906, 12265, 16349, 24530, 32698, 81745, 163490, 179839, 359678, 899195, 1798390, 3645827, 7291654, 18229135, 36458270, 40104097, 80208194, 200520485, 401040970]

約数ペア:

[(1, 401040970), (2, 200520485), (5, 80208194), (10, 40104097), (11, 36458270), (22, 18229135), (55, 7291654), (110, 3645827), (223, 1798390), (446, 899195), (1115, 359678), (2230, 179839), (2453, 163490), (4906, 81745), (12265, 32698), (16349, 24530)]