20123157810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{369979}}^1$

素因数の和:370040

約数の個数: 96

約数和(自身を含む): 57699120960

約数和(自身を除く): 37575963150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 49, 70, 74, 98, 105, 111, 147, 185, 210, 222, 245, 259, 294, 370, 490, 518, 555, 735, 777, 1110, 1295, 1470, 1554, 1813, 2590, 3626, 3885, 5439, 7770, 9065, 10878, 18130, 27195, 54390, 369979, 739958, 1109937, 1849895, 2219874, 2589853, 3699790, 5179706, 5549685, 7769559, 11099370, 12949265, 13689223, 15539118, 18128971, 25898530, 27378446, 36257942, 38847795, 41067669, 54386913, 68446115, 77695590, 82135338, 90644855, 95824561, 108773826, 136892230, 181289710, 191649122, 205338345, 271934565, 287473683, 410676690, 479122805, 543869130, 574947366, 670771927, 958245610, 1341543854, 1437368415, 2012315781, 2874736830, 3353859635, 4024631562, 6707719270, 10061578905, 20123157810]

約数ペア:

[(1, 20123157810), (2, 10061578905), (3, 6707719270), (5, 4024631562), (6, 3353859635), (7, 2874736830), (10, 2012315781), (14, 1437368415), (15, 1341543854), (21, 958245610), (30, 670771927), (35, 574947366), (37, 543869130), (42, 479122805), (49, 410676690), (70, 287473683), (74, 271934565), (98, 205338345), (105, 191649122), (111, 181289710), (147, 136892230), (185, 108773826), (210, 95824561), (222, 90644855), (245, 82135338), (259, 77695590), (294, 68446115), (370, 54386913), (490, 41067669), (518, 38847795), (555, 36257942), (735, 27378446), (777, 25898530), (1110, 18128971), (1295, 15539118), (1470, 13689223), (1554, 12949265), (1813, 11099370), (2590, 7769559), (3626, 5549685), (3885, 5179706), (5439, 3699790), (7770, 2589853), (9065, 2219874), (10878, 1849895), (18130, 1109937), (27195, 739958), (54390, 369979)]