38145380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20959}}^1$

素因数の和:20988

約数の個数: 48

約数和(自身を含む): 98595840

約数和(自身を除く): 60450460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 20959, 41918, 83836, 104795, 146713, 209590, 272467, 293426, 419180, 544934, 586852, 733565, 1089868, 1362335, 1467130, 1907269, 2724670, 2934260, 3814538, 5449340, 7629076, 9536345, 19072690, 38145380]

約数ペア:

[(1, 38145380), (2, 19072690), (4, 9536345), (5, 7629076), (7, 5449340), (10, 3814538), (13, 2934260), (14, 2724670), (20, 1907269), (26, 1467130), (28, 1362335), (35, 1089868), (52, 733565), (65, 586852), (70, 544934), (91, 419180), (130, 293426), (140, 272467), (182, 209590), (260, 146713), (364, 104795), (455, 83836), (910, 41918), (1820, 20959)]