196996840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{919}}^1$

素因数の和:1186

約数の個数: 64

約数和(自身を含む): 465004800

約数和(自身を除く): 268007960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 233, 460, 466, 919, 920, 932, 1165, 1838, 1864, 2330, 3676, 4595, 4660, 5359, 7352, 9190, 9320, 10718, 18380, 21137, 21436, 26795, 36760, 42274, 42872, 53590, 84548, 105685, 107180, 169096, 211370, 214127, 214360, 422740, 428254, 845480, 856508, 1070635, 1713016, 2141270, 4282540, 4924921, 8565080, 9849842, 19699684, 24624605, 39399368, 49249210, 98498420, 196996840]

約数ペア:

[(1, 196996840), (2, 98498420), (4, 49249210), (5, 39399368), (8, 24624605), (10, 19699684), (20, 9849842), (23, 8565080), (40, 4924921), (46, 4282540), (92, 2141270), (115, 1713016), (184, 1070635), (230, 856508), (233, 845480), (460, 428254), (466, 422740), (919, 214360), (920, 214127), (932, 211370), (1165, 169096), (1838, 107180), (1864, 105685), (2330, 84548), (3676, 53590), (4595, 42872), (4660, 42274), (5359, 36760), (7352, 26795), (9190, 21436), (9320, 21137), (10718, 18380)]