38917060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21383}}^1$

素因数の和:21412

約数の個数: 48

約数和(自身を含む): 100590336

約数和(自身を除く): 61673276

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, 21383, 42766, 85532, 106915, 149681, 213830, 277979, 299362, 427660, 555958, 598724, 748405, 1111916, 1389895, 1496810, 1945853, 2779790, 2993620, 3891706, 5559580, 7783412, 9729265, 19458530, 38917060]

約数ペア:

[(1, 38917060), (2, 19458530), (4, 9729265), (5, 7783412), (7, 5559580), (10, 3891706), (13, 2993620), (14, 2779790), (20, 1945853), (26, 1496810), (28, 1389895), (35, 1111916), (52, 748405), (65, 598724), (70, 555958), (91, 427660), (130, 299362), (140, 277979), (182, 213830), (260, 149681), (364, 106915), (455, 85532), (910, 42766), (1820, 21383)]