20082693140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{283}}^1\times {\mathrm{4219}}^1$

素因数の和:4569

約数の個数: 72

約数和(自身を含む): 43842795360

約数和(自身を除く): 23760102220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 283, 290, 566, 580, 841, 1132, 1415, 1682, 2830, 3364, 4205, 4219, 5660, 8207, 8410, 8438, 16414, 16820, 16876, 21095, 32828, 41035, 42190, 82070, 84380, 122351, 164140, 238003, 244702, 476006, 489404, 611755, 952012, 1190015, 1193977, 1223510, 2380030, 2387954, 2447020, 3548179, 4760060, 4775908, 5969885, 7096358, 11939770, 14192716, 17740895, 23879540, 34625333, 35481790, 69250666, 70963580, 138501332, 173126665, 346253330, 692506660, 1004134657, 2008269314, 4016538628, 5020673285, 10041346570, 20082693140]

約数ペア:

[(1, 20082693140), (2, 10041346570), (4, 5020673285), (5, 4016538628), (10, 2008269314), (20, 1004134657), (29, 692506660), (58, 346253330), (116, 173126665), (145, 138501332), (283, 70963580), (290, 69250666), (566, 35481790), (580, 34625333), (841, 23879540), (1132, 17740895), (1415, 14192716), (1682, 11939770), (2830, 7096358), (3364, 5969885), (4205, 4775908), (4219, 4760060), (5660, 3548179), (8207, 2447020), (8410, 2387954), (8438, 2380030), (16414, 1223510), (16820, 1193977), (16876, 1190015), (21095, 952012), (32828, 611755), (41035, 489404), (42190, 476006), (82070, 244702), (84380, 238003), (122351, 164140)]