19506160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 49059360

約数和(自身を除く): 29553200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 313, 328, 380, 410, 626, 656, 760, 779, 820, 1252, 1520, 1558, 1565, 1640, 2504, 3116, 3130, 3280, 3895, 5008, 5947, 6232, 6260, 7790, 11894, 12464, 12520, 12833, 15580, 23788, 25040, 25666, 29735, 31160, 47576, 51332, 59470, 62320, 64165, 95152, 102664, 118940, 128330, 205328, 237880, 243827, 256660, 475760, 487654, 513320, 975308, 1026640, 1219135, 1950616, 2438270, 3901232, 4876540, 9753080, 19506160]

約数ペア:

[(1, 19506160), (2, 9753080), (4, 4876540), (5, 3901232), (8, 2438270), (10, 1950616), (16, 1219135), (19, 1026640), (20, 975308), (38, 513320), (40, 487654), (41, 475760), (76, 256660), (80, 243827), (82, 237880), (95, 205328), (152, 128330), (164, 118940), (190, 102664), (205, 95152), (304, 64165), (313, 62320), (328, 59470), (380, 51332), (410, 47576), (626, 31160), (656, 29735), (760, 25666), (779, 25040), (820, 23788), (1252, 15580), (1520, 12833), (1558, 12520), (1565, 12464), (1640, 11894), (2504, 7790), (3116, 6260), (3130, 6232), (3280, 5947), (3895, 5008)]