20879663600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{14173}}^1$

素因数の和:14347

約数の個数: 120

約数和(自身を含む): 52305461760

約数和(自身を除く): 31425798160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 127, 145, 200, 232, 254, 290, 400, 464, 508, 580, 635, 725, 1016, 1160, 1270, 1450, 2032, 2320, 2540, 2900, 3175, 3683, 5080, 5800, 6350, 7366, 10160, 11600, 12700, 14173, 14732, 18415, 25400, 28346, 29464, 36830, 50800, 56692, 58928, 70865, 73660, 92075, 113384, 141730, 147320, 184150, 226768, 283460, 294640, 354325, 368300, 411017, 566920, 708650, 736600, 822034, 1133840, 1417300, 1473200, 1644068, 1799971, 2055085, 2834600, 3288136, 3599942, 4110170, 5669200, 6576272, 7199884, 8220340, 8999855, 10275425, 14399768, 16440680, 17999710, 20550850, 28799536, 32881360, 35999420, 41101700, 44999275, 52199159, 71998840, 82203400, 89998550, 104398318, 143997680, 164406800, 179997100, 208796636, 260995795, 359994200, 417593272, 521991590, 719988400, 835186544, 1043983180, 1304978975, 2087966360, 2609957950, 4175932720, 5219915900, 10439831800, 20879663600]

約数ペア:

[(1, 20879663600), (2, 10439831800), (4, 5219915900), (5, 4175932720), (8, 2609957950), (10, 2087966360), (16, 1304978975), (20, 1043983180), (25, 835186544), (29, 719988400), (40, 521991590), (50, 417593272), (58, 359994200), (80, 260995795), (100, 208796636), (116, 179997100), (127, 164406800), (145, 143997680), (200, 104398318), (232, 89998550), (254, 82203400), (290, 71998840), (400, 52199159), (464, 44999275), (508, 41101700), (580, 35999420), (635, 32881360), (725, 28799536), (1016, 20550850), (1160, 17999710), (1270, 16440680), (1450, 14399768), (2032, 10275425), (2320, 8999855), (2540, 8220340), (2900, 7199884), (3175, 6576272), (3683, 5669200), (5080, 4110170), (5800, 3599942), (6350, 3288136), (7366, 2834600), (10160, 2055085), (11600, 1799971), (12700, 1644068), (14173, 1473200), (14732, 1417300), (18415, 1133840), (25400, 822034), (28346, 736600), (29464, 708650), (36830, 566920), (50800, 411017), (56692, 368300), (58928, 354325), (70865, 294640), (73660, 283460), (92075, 226768), (113384, 184150), (141730, 147320)]