3380640520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1\times {\mathrm{4051}}^1$

素因数の和:4766

約数の個数: 64

約数和(自身を含む): 7865418240

約数和(自身を除く): 4484777720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 673, 1240, 1346, 2692, 3365, 4051, 5384, 6730, 8102, 13460, 16204, 20255, 20863, 26920, 32408, 40510, 41726, 81020, 83452, 104315, 125581, 162040, 166904, 208630, 251162, 417260, 502324, 627905, 834520, 1004648, 1255810, 2511620, 2726323, 5023240, 5452646, 10905292, 13631615, 21810584, 27263230, 54526460, 84516013, 109052920, 169032026, 338064052, 422580065, 676128104, 845160130, 1690320260, 3380640520]

約数ペア:

[(1, 3380640520), (2, 1690320260), (4, 845160130), (5, 676128104), (8, 422580065), (10, 338064052), (20, 169032026), (31, 109052920), (40, 84516013), (62, 54526460), (124, 27263230), (155, 21810584), (248, 13631615), (310, 10905292), (620, 5452646), (673, 5023240), (1240, 2726323), (1346, 2511620), (2692, 1255810), (3365, 1004648), (4051, 834520), (5384, 627905), (6730, 502324), (8102, 417260), (13460, 251162), (16204, 208630), (20255, 166904), (20863, 162040), (26920, 125581), (32408, 104315), (40510, 83452), (41726, 81020)]