201001552720

素因数分解:

$2^4\times 5^1\times {\mathrm{5009}}^1\times {\mathrm{501601}}^1$

素因数の和:506623

約数の個数: 40

約数和(自身を含む): 467422839720

約数和(自身を除く): 266421287000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5009, 10018, 20036, 25045, 40072, 50090, 80144, 100180, 200360, 400720, 501601, 1003202, 2006404, 2508005, 4012808, 5016010, 8025616, 10032020, 20064040, 40128080, 2512519409, 5025038818, 10050077636, 12562597045, 20100155272, 25125194090, 40200310544, 50250388180, 100500776360, 201001552720]

約数ペア:

[(1, 201001552720), (2, 100500776360), (4, 50250388180), (5, 40200310544), (8, 25125194090), (10, 20100155272), (16, 12562597045), (20, 10050077636), (40, 5025038818), (80, 2512519409), (5009, 40128080), (10018, 20064040), (20036, 10032020), (25045, 8025616), (40072, 5016010), (50090, 4012808), (80144, 2508005), (100180, 2006404), (200360, 1003202), (400720, 501601)]