2000943320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{2221}}^1$

素因数の和:2556

約数の個数: 64

約数和(自身を含む): 4569143040

約数和(自身を除く): 2568199720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 223, 404, 446, 505, 808, 892, 1010, 1115, 1784, 2020, 2221, 2230, 4040, 4442, 4460, 8884, 8920, 11105, 17768, 22210, 22523, 44420, 45046, 88840, 90092, 112615, 180184, 224321, 225230, 448642, 450460, 495283, 897284, 900920, 990566, 1121605, 1794568, 1981132, 2243210, 2476415, 3962264, 4486420, 4952830, 8972840, 9905660, 19811320, 50023583, 100047166, 200094332, 250117915, 400188664, 500235830, 1000471660, 2000943320]

約数ペア:

[(1, 2000943320), (2, 1000471660), (4, 500235830), (5, 400188664), (8, 250117915), (10, 200094332), (20, 100047166), (40, 50023583), (101, 19811320), (202, 9905660), (223, 8972840), (404, 4952830), (446, 4486420), (505, 3962264), (808, 2476415), (892, 2243210), (1010, 1981132), (1115, 1794568), (1784, 1121605), (2020, 990566), (2221, 900920), (2230, 897284), (4040, 495283), (4442, 450460), (4460, 448642), (8884, 225230), (8920, 224321), (11105, 180184), (17768, 112615), (22210, 90092), (22523, 88840), (44420, 45046)]