16520520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4486

約数の個数: 64

約数和(自身を含む): 51171840

約数和(自身を除く): 34651320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 4441, 8882, 13323, 17764, 22205, 26646, 35528, 44410, 53292, 66615, 88820, 106584, 133230, 137671, 177640, 266460, 275342, 413013, 532920, 550684, 688355, 826026, 1101368, 1376710, 1652052, 2065065, 2753420, 3304104, 4130130, 5506840, 8260260, 16520520]

約数ペア:

[(1, 16520520), (2, 8260260), (3, 5506840), (4, 4130130), (5, 3304104), (6, 2753420), (8, 2065065), (10, 1652052), (12, 1376710), (15, 1101368), (20, 826026), (24, 688355), (30, 550684), (31, 532920), (40, 413013), (60, 275342), (62, 266460), (93, 177640), (120, 137671), (124, 133230), (155, 106584), (186, 88820), (248, 66615), (310, 53292), (372, 44410), (465, 35528), (620, 26646), (744, 22205), (930, 17764), (1240, 13323), (1860, 8882), (3720, 4441)]