20227974370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^2\times {\mathrm{4093}}^1$

素因数の和:4212

約数の個数: 72

約数和(自身を含む): 39503849364

約数和(自身を除く): 19275874994

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 361, 370, 703, 722, 1369, 1406, 1805, 2738, 3515, 3610, 4093, 6845, 7030, 8186, 13357, 13690, 20465, 26011, 26714, 40930, 52022, 66785, 77767, 130055, 133570, 151441, 155534, 260110, 302882, 388835, 494209, 757205, 777670, 988418, 1477573, 1514410, 2471045, 2877379, 2955146, 4942090, 5603317, 5754758, 7387865, 11206634, 14386895, 14775730, 28016585, 28773790, 54670201, 56033170, 106463023, 109340402, 212926046, 273351005, 532315115, 546702010, 1064630230, 2022797437, 4045594874, 10113987185, 20227974370]

約数ペア:

[(1, 20227974370), (2, 10113987185), (5, 4045594874), (10, 2022797437), (19, 1064630230), (37, 546702010), (38, 532315115), (74, 273351005), (95, 212926046), (185, 109340402), (190, 106463023), (361, 56033170), (370, 54670201), (703, 28773790), (722, 28016585), (1369, 14775730), (1406, 14386895), (1805, 11206634), (2738, 7387865), (3515, 5754758), (3610, 5603317), (4093, 4942090), (6845, 2955146), (7030, 2877379), (8186, 2471045), (13357, 1514410), (13690, 1477573), (20465, 988418), (26011, 777670), (26714, 757205), (40930, 494209), (52022, 388835), (66785, 302882), (77767, 260110), (130055, 155534), (133570, 151441)]