20389968130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{34897}}^1$

素因数の和:35419

約数の個数: 64

約数和(自身を含む): 44504163072

約数和(自身を除く): 24114194942

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 491, 595, 982, 1190, 2455, 3437, 4910, 6874, 8347, 16694, 17185, 34370, 34897, 41735, 58429, 69794, 83470, 116858, 174485, 244279, 292145, 348970, 488558, 584290, 593249, 1186498, 1221395, 2442790, 2966245, 4152743, 5932490, 8305486, 17134427, 20763715, 34268854, 41527430, 85672135, 119940989, 171344270, 239881978, 291285259, 582570518, 599704945, 1199409890, 1456426295, 2038996813, 2912852590, 4077993626, 10194984065, 20389968130]

約数ペア:

[(1, 20389968130), (2, 10194984065), (5, 4077993626), (7, 2912852590), (10, 2038996813), (14, 1456426295), (17, 1199409890), (34, 599704945), (35, 582570518), (70, 291285259), (85, 239881978), (119, 171344270), (170, 119940989), (238, 85672135), (491, 41527430), (595, 34268854), (982, 20763715), (1190, 17134427), (2455, 8305486), (3437, 5932490), (4910, 4152743), (6874, 2966245), (8347, 2442790), (16694, 1221395), (17185, 1186498), (34370, 593249), (34897, 584290), (41735, 488558), (58429, 348970), (69794, 292145), (83470, 244279), (116858, 174485)]