19110880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3853}}^1$

素因数の和:3899

約数の個数: 48

約数和(自身を含む): 46617984

約数和(自身を除く): 27507104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3853, 4960, 7706, 15412, 19265, 30824, 38530, 61648, 77060, 119443, 123296, 154120, 238886, 308240, 477772, 597215, 616480, 955544, 1194430, 1911088, 2388860, 3822176, 4777720, 9555440, 19110880]

約数ペア:

[(1, 19110880), (2, 9555440), (4, 4777720), (5, 3822176), (8, 2388860), (10, 1911088), (16, 1194430), (20, 955544), (31, 616480), (32, 597215), (40, 477772), (62, 308240), (80, 238886), (124, 154120), (155, 123296), (160, 119443), (248, 77060), (310, 61648), (496, 38530), (620, 30824), (992, 19265), (1240, 15412), (2480, 7706), (3853, 4960)]