27399280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3391}}^1$

素因数の和:3505

約数の個数: 40

約数和(自身を含む): 64353024

約数和(自身を除く): 36953744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 3391, 4040, 6782, 8080, 13564, 16955, 27128, 33910, 54256, 67820, 135640, 271280, 342491, 684982, 1369964, 1712455, 2739928, 3424910, 5479856, 6849820, 13699640, 27399280]

約数ペア:

[(1, 27399280), (2, 13699640), (4, 6849820), (5, 5479856), (8, 3424910), (10, 2739928), (16, 1712455), (20, 1369964), (40, 684982), (80, 342491), (101, 271280), (202, 135640), (404, 67820), (505, 54256), (808, 33910), (1010, 27128), (1616, 16955), (2020, 13564), (3391, 8080), (4040, 6782)]