421376380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{5303}}^1$

素因数の和:5478

約数の個数: 48

約数和(自身を含む): 922259520

約数和(自身を除く): 500883140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 548, 580, 685, 1370, 2740, 3973, 5303, 7946, 10606, 15892, 19865, 21212, 26515, 39730, 53030, 79460, 106060, 153787, 307574, 615148, 726511, 768935, 1453022, 1537870, 2906044, 3075740, 3632555, 7265110, 14530220, 21068819, 42137638, 84275276, 105344095, 210688190, 421376380]

約数ペア:

[(1, 421376380), (2, 210688190), (4, 105344095), (5, 84275276), (10, 42137638), (20, 21068819), (29, 14530220), (58, 7265110), (116, 3632555), (137, 3075740), (145, 2906044), (274, 1537870), (290, 1453022), (548, 768935), (580, 726511), (685, 615148), (1370, 307574), (2740, 153787), (3973, 106060), (5303, 79460), (7946, 53030), (10606, 39730), (15892, 26515), (19865, 21212)]