15709540420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{569599}}^1$

素因数の和:569812

約数の個数: 48

約数和(自身を含む): 37894348800

約数和(自身を除く): 22184808380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 13790, 27580, 569599, 1139198, 2278396, 2847995, 3987193, 5695990, 7974386, 11391980, 15948772, 19935965, 39871930, 79743860, 112211003, 224422006, 448844012, 561055015, 785477021, 1122110030, 1570954042, 2244220060, 3141908084, 3927385105, 7854770210, 15709540420]

約数ペア:

[(1, 15709540420), (2, 7854770210), (4, 3927385105), (5, 3141908084), (7, 2244220060), (10, 1570954042), (14, 1122110030), (20, 785477021), (28, 561055015), (35, 448844012), (70, 224422006), (140, 112211003), (197, 79743860), (394, 39871930), (788, 19935965), (985, 15948772), (1379, 11391980), (1970, 7974386), (2758, 5695990), (3940, 3987193), (5516, 2847995), (6895, 2278396), (13790, 1139198), (27580, 569599)]