51707460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123113}}^1$

素因数の和:123132

約数の個数: 48

約数和(自身を含む): 165465216

約数和(自身を除く): 113757756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 123113, 246226, 369339, 492452, 615565, 738678, 861791, 1231130, 1477356, 1723582, 1846695, 2462260, 2585373, 3447164, 3693390, 4308955, 5170746, 7386780, 8617910, 10341492, 12926865, 17235820, 25853730, 51707460]

約数ペア:

[(1, 51707460), (2, 25853730), (3, 17235820), (4, 12926865), (5, 10341492), (6, 8617910), (7, 7386780), (10, 5170746), (12, 4308955), (14, 3693390), (15, 3447164), (20, 2585373), (21, 2462260), (28, 1846695), (30, 1723582), (35, 1477356), (42, 1231130), (60, 861791), (70, 738678), (84, 615565), (105, 492452), (140, 369339), (210, 246226), (420, 123113)]