27780260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 60903360

約数和(自身を除く): 33123100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 211, 227, 290, 422, 454, 580, 844, 908, 1055, 1135, 2110, 2270, 4220, 4540, 6119, 6583, 12238, 13166, 24476, 26332, 30595, 32915, 47897, 61190, 65830, 95794, 122380, 131660, 191588, 239485, 478970, 957940, 1389013, 2778026, 5556052, 6945065, 13890130, 27780260]

約数ペア:

[(1, 27780260), (2, 13890130), (4, 6945065), (5, 5556052), (10, 2778026), (20, 1389013), (29, 957940), (58, 478970), (116, 239485), (145, 191588), (211, 131660), (227, 122380), (290, 95794), (422, 65830), (454, 61190), (580, 47897), (844, 32915), (908, 30595), (1055, 26332), (1135, 24476), (2110, 13166), (2270, 12238), (4220, 6583), (4540, 6119)]