19939477440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20770289}}^1$

素因数の和:20770309

約数の個数: 56

約数和(自身を含む): 63307843920

約数和(自身を除く): 43368366480

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, 20770289, 41540578, 62310867, 83081156, 103851445, 124621734, 166162312, 207702890, 249243468, 311554335, 332324624, 415405780, 498486936, 623108670, 664649248, 830811560, 996973872, 1246217340, 1329298496, 1661623120, 1993947744, 2492434680, 3323246240, 3987895488, 4984869360, 6646492480, 9969738720, 19939477440]

約数ペア:

[(1, 19939477440), (2, 9969738720), (3, 6646492480), (4, 4984869360), (5, 3987895488), (6, 3323246240), (8, 2492434680), (10, 1993947744), (12, 1661623120), (15, 1329298496), (16, 1246217340), (20, 996973872), (24, 830811560), (30, 664649248), (32, 623108670), (40, 498486936), (48, 415405780), (60, 332324624), (64, 311554335), (80, 249243468), (96, 207702890), (120, 166162312), (160, 124621734), (192, 103851445), (240, 83081156), (320, 62310867), (480, 41540578), (960, 20770289)]