199973620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129853}}^1$

素因数の和:129880

約数の個数: 48

約数和(自身を含む): 523571328

約数和(自身を除く): 323597708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 129853, 259706, 519412, 649265, 908971, 1298530, 1428383, 1817942, 2597060, 2856766, 3635884, 4544855, 5713532, 7141915, 9089710, 9998681, 14283830, 18179420, 19997362, 28567660, 39994724, 49993405, 99986810, 199973620]

約数ペア:

[(1, 199973620), (2, 99986810), (4, 49993405), (5, 39994724), (7, 28567660), (10, 19997362), (11, 18179420), (14, 14283830), (20, 9998681), (22, 9089710), (28, 7141915), (35, 5713532), (44, 4544855), (55, 3635884), (70, 2856766), (77, 2597060), (110, 1817942), (140, 1428383), (154, 1298530), (220, 908971), (308, 649265), (385, 519412), (770, 259706), (1540, 129853)]