20487360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21341}}^1$

素因数の和:21361

約数の個数: 56

約数和(自身を含む): 65050416

約数和(自身を除く): 44563056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21341, 42682, 64023, 85364, 106705, 128046, 170728, 213410, 256092, 320115, 341456, 426820, 512184, 640230, 682912, 853640, 1024368, 1280460, 1365824, 1707280, 2048736, 2560920, 3414560, 4097472, 5121840, 6829120, 10243680, 20487360]

約数ペア:

[(1, 20487360), (2, 10243680), (3, 6829120), (4, 5121840), (5, 4097472), (6, 3414560), (8, 2560920), (10, 2048736), (12, 1707280), (15, 1365824), (16, 1280460), (20, 1024368), (24, 853640), (30, 682912), (32, 640230), (40, 512184), (48, 426820), (60, 341456), (64, 320115), (80, 256092), (96, 213410), (120, 170728), (160, 128046), (192, 106705), (240, 85364), (320, 64023), (480, 42682), (960, 21341)]