20145705070

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3541}}^1\times {\mathrm{4093}}^1$

素因数の和:7780

約数の個数: 32

約数和(自身を含む): 36542388960

約数和(自身を除く): 16396683890

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 3541, 4093, 7082, 8186, 17705, 20465, 35410, 40930, 492199, 568927, 984398, 1137854, 2460995, 2844635, 4921990, 5689270, 14493313, 28986626, 72466565, 144933130, 2014570507, 4029141014, 10072852535, 20145705070]

約数ペア:

[(1, 20145705070), (2, 10072852535), (5, 4029141014), (10, 2014570507), (139, 144933130), (278, 72466565), (695, 28986626), (1390, 14493313), (3541, 5689270), (4093, 4921990), (7082, 2844635), (8186, 2460995), (17705, 1137854), (20465, 984398), (35410, 568927), (40930, 492199)]