2480355440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{659669}}^1$

素因数の和:659729

約数の個数: 40

約数和(自身を含む): 5889533760

約数和(自身を除く): 3409178320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 659669, 1319338, 2638676, 3298345, 5277352, 6596690, 10554704, 13193380, 26386760, 31004443, 52773520, 62008886, 124017772, 155022215, 248035544, 310044430, 496071088, 620088860, 1240177720, 2480355440]

約数ペア:

[(1, 2480355440), (2, 1240177720), (4, 620088860), (5, 496071088), (8, 310044430), (10, 248035544), (16, 155022215), (20, 124017772), (40, 62008886), (47, 52773520), (80, 31004443), (94, 26386760), (188, 13193380), (235, 10554704), (376, 6596690), (470, 5277352), (752, 3298345), (940, 2638676), (1880, 1319338), (3760, 659669)]