40640030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3919}}^1$

素因数の和:4004

約数の個数: 32

約数和(自身を含む): 78744960

約数和(自身を除く): 38104930

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 3919, 5185, 7838, 10370, 19595, 39190, 66623, 133246, 239059, 333115, 478118, 666230, 1195295, 2390590, 4064003, 8128006, 20320015, 40640030]

約数ペア:

[(1, 40640030), (2, 20320015), (5, 8128006), (10, 4064003), (17, 2390590), (34, 1195295), (61, 666230), (85, 478118), (122, 333115), (170, 239059), (305, 133246), (610, 66623), (1037, 39190), (2074, 19595), (3919, 10370), (5185, 7838)]