189905274020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{123315113}}^1$

素因数の和:123315140

約数の個数: 48

約数和(自身を含む): 497206539648

約数和(自身を除く): 307301265628

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, 123315113, 246630226, 493260452, 616575565, 863205791, 1233151130, 1356466243, 1726411582, 2466302260, 2712932486, 3452823164, 4316028955, 5425864972, 6782331215, 8632057910, 9495263701, 13564662430, 17264115820, 18990527402, 27129324860, 37981054804, 47476318505, 94952637010, 189905274020]

約数ペア:

[(1, 189905274020), (2, 94952637010), (4, 47476318505), (5, 37981054804), (7, 27129324860), (10, 18990527402), (11, 17264115820), (14, 13564662430), (20, 9495263701), (22, 8632057910), (28, 6782331215), (35, 5425864972), (44, 4316028955), (55, 3452823164), (70, 2712932486), (77, 2466302260), (110, 1726411582), (140, 1356466243), (154, 1233151130), (220, 863205791), (308, 616575565), (385, 493260452), (770, 246630226), (1540, 123315113)]