3828903820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{138829}}^1$

素因数の和:139042

約数の個数: 48

約数和(自身を含む): 9236082240

約数和(自身を除く): 5407178420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 13790, 27580, 138829, 277658, 555316, 694145, 971803, 1388290, 1943606, 2776580, 3887212, 4859015, 9718030, 19436060, 27349313, 54698626, 109397252, 136746565, 191445191, 273493130, 382890382, 546986260, 765780764, 957225955, 1914451910, 3828903820]

約数ペア:

[(1, 3828903820), (2, 1914451910), (4, 957225955), (5, 765780764), (7, 546986260), (10, 382890382), (14, 273493130), (20, 191445191), (28, 136746565), (35, 109397252), (70, 54698626), (140, 27349313), (197, 19436060), (394, 9718030), (788, 4859015), (985, 3887212), (1379, 2776580), (1970, 1943606), (2758, 1388290), (3940, 971803), (5516, 694145), (6895, 555316), (13790, 277658), (27580, 138829)]