17780492320

素因数分解:

$2^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{489551}}^1$

素因数の和:489793

約数の個数: 48

約数和(自身を含む): 42191549568

約数和(自身を除く): 24411057248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 227, 454, 908, 1135, 1816, 2270, 3632, 4540, 7264, 9080, 18160, 36320, 489551, 979102, 1958204, 2447755, 3916408, 4895510, 7832816, 9791020, 15665632, 19582040, 39164080, 78328160, 111128077, 222256154, 444512308, 555640385, 889024616, 1111280770, 1778049232, 2222561540, 3556098464, 4445123080, 8890246160, 17780492320]

約数ペア:

[(1, 17780492320), (2, 8890246160), (4, 4445123080), (5, 3556098464), (8, 2222561540), (10, 1778049232), (16, 1111280770), (20, 889024616), (32, 555640385), (40, 444512308), (80, 222256154), (160, 111128077), (227, 78328160), (454, 39164080), (908, 19582040), (1135, 15665632), (1816, 9791020), (2270, 7832816), (3632, 4895510), (4540, 3916408), (7264, 2447755), (9080, 1958204), (18160, 979102), (36320, 489551)]