20171074672

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{15017}}^1$

素因数の和:15278

約数の個数: 80

約数和(自身を含む): 45587439360

約数和(自身を除く): 25416364688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 179, 268, 358, 469, 536, 716, 938, 1072, 1253, 1432, 1876, 2506, 2864, 3752, 5012, 7504, 10024, 11993, 15017, 20048, 23986, 30034, 47972, 60068, 83951, 95944, 105119, 120136, 167902, 191888, 210238, 240272, 335804, 420476, 671608, 840952, 1006139, 1343216, 1681904, 2012278, 2688043, 4024556, 5376086, 7042973, 8049112, 10752172, 14085946, 16098224, 18816301, 21504344, 28171892, 37632602, 43008688, 56343784, 75265204, 112687568, 150530408, 180098881, 301060816, 360197762, 720395524, 1260692167, 1440791048, 2521384334, 2881582096, 5042768668, 10085537336, 20171074672]

約数ペア:

[(1, 20171074672), (2, 10085537336), (4, 5042768668), (7, 2881582096), (8, 2521384334), (14, 1440791048), (16, 1260692167), (28, 720395524), (56, 360197762), (67, 301060816), (112, 180098881), (134, 150530408), (179, 112687568), (268, 75265204), (358, 56343784), (469, 43008688), (536, 37632602), (716, 28171892), (938, 21504344), (1072, 18816301), (1253, 16098224), (1432, 14085946), (1876, 10752172), (2506, 8049112), (2864, 7042973), (3752, 5376086), (5012, 4024556), (7504, 2688043), (10024, 2012278), (11993, 1681904), (15017, 1343216), (20048, 1006139), (23986, 840952), (30034, 671608), (47972, 420476), (60068, 335804), (83951, 240272), (95944, 210238), (105119, 191888), (120136, 167902)]