31446660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74873}}^1$

素因数の和:74892

約数の個数: 48

約数和(自身を含む): 100630656

約数和(自身を除く): 69183996

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, 74873, 149746, 224619, 299492, 374365, 449238, 524111, 748730, 898476, 1048222, 1123095, 1497460, 1572333, 2096444, 2246190, 2620555, 3144666, 4492380, 5241110, 6289332, 7861665, 10482220, 15723330, 31446660]

約数ペア:

[(1, 31446660), (2, 15723330), (3, 10482220), (4, 7861665), (5, 6289332), (6, 5241110), (7, 4492380), (10, 3144666), (12, 2620555), (14, 2246190), (15, 2096444), (20, 1572333), (21, 1497460), (28, 1123095), (30, 1048222), (35, 898476), (42, 748730), (60, 524111), (70, 449238), (84, 374365), (105, 299492), (140, 224619), (210, 149746), (420, 74873)]