22777180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 49986720

約数和(自身を除く): 27209540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 227, 290, 346, 454, 580, 692, 865, 908, 1135, 1730, 2270, 3460, 4540, 5017, 6583, 10034, 13166, 20068, 25085, 26332, 32915, 39271, 50170, 65830, 78542, 100340, 131660, 157084, 196355, 392710, 785420, 1138859, 2277718, 4555436, 5694295, 11388590, 22777180]

約数ペア:

[(1, 22777180), (2, 11388590), (4, 5694295), (5, 4555436), (10, 2277718), (20, 1138859), (29, 785420), (58, 392710), (116, 196355), (145, 157084), (173, 131660), (227, 100340), (290, 78542), (346, 65830), (454, 50170), (580, 39271), (692, 32915), (865, 26332), (908, 25085), (1135, 20068), (1730, 13166), (2270, 10034), (3460, 6583), (4540, 5017)]