28937585320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3761}}^1\times {\mathrm{27479}}^1$

素因数の和:31258

約数の個数: 64

約数和(自身を含む): 74433427200

約数和(自身を除く): 45495841880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3761, 7522, 15044, 18805, 26327, 27479, 30088, 37610, 52654, 54958, 75220, 105308, 109916, 131635, 137395, 150440, 192353, 210616, 219832, 263270, 274790, 384706, 526540, 549580, 769412, 961765, 1053080, 1099160, 1538824, 1923530, 3847060, 7694120, 103348519, 206697038, 413394076, 516742595, 723439633, 826788152, 1033485190, 1446879266, 2066970380, 2893758532, 3617198165, 4133940760, 5787517064, 7234396330, 14468792660, 28937585320]

約数ペア:

[(1, 28937585320), (2, 14468792660), (4, 7234396330), (5, 5787517064), (7, 4133940760), (8, 3617198165), (10, 2893758532), (14, 2066970380), (20, 1446879266), (28, 1033485190), (35, 826788152), (40, 723439633), (56, 516742595), (70, 413394076), (140, 206697038), (280, 103348519), (3761, 7694120), (7522, 3847060), (15044, 1923530), (18805, 1538824), (26327, 1099160), (27479, 1053080), (30088, 961765), (37610, 769412), (52654, 549580), (54958, 526540), (75220, 384706), (105308, 274790), (109916, 263270), (131635, 219832), (137395, 210616), (150440, 192353)]