17840080

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{829}}^1$

素因数の和:1111

約数の個数: 40

約数和(自身を含む): 41682600

約数和(自身を除く): 23842520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 829, 1076, 1345, 1658, 2152, 2690, 3316, 4145, 4304, 5380, 6632, 8290, 10760, 13264, 16580, 21520, 33160, 66320, 223001, 446002, 892004, 1115005, 1784008, 2230010, 3568016, 4460020, 8920040, 17840080]

約数ペア:

[(1, 17840080), (2, 8920040), (4, 4460020), (5, 3568016), (8, 2230010), (10, 1784008), (16, 1115005), (20, 892004), (40, 446002), (80, 223001), (269, 66320), (538, 33160), (829, 21520), (1076, 16580), (1345, 13264), (1658, 10760), (2152, 8290), (2690, 6632), (3316, 5380), (4145, 4304)]