2000773040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{7103}}^1$

素因数の和:7626

約数の個数: 80

約数和(自身を含む): 5327659008

約数和(自身を除く): 3326885968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 503, 560, 1006, 2012, 2515, 3521, 4024, 5030, 7042, 7103, 8048, 10060, 14084, 14206, 17605, 20120, 28168, 28412, 35210, 35515, 40240, 49721, 56336, 56824, 70420, 71030, 99442, 113648, 140840, 142060, 198884, 248605, 281680, 284120, 397768, 497210, 568240, 795536, 994420, 1988840, 3572809, 3977680, 7145618, 14291236, 17864045, 25009663, 28582472, 35728090, 50019326, 57164944, 71456180, 100038652, 125048315, 142912360, 200077304, 250096630, 285824720, 400154608, 500193260, 1000386520, 2000773040]

約数ペア:

[(1, 2000773040), (2, 1000386520), (4, 500193260), (5, 400154608), (7, 285824720), (8, 250096630), (10, 200077304), (14, 142912360), (16, 125048315), (20, 100038652), (28, 71456180), (35, 57164944), (40, 50019326), (56, 35728090), (70, 28582472), (80, 25009663), (112, 17864045), (140, 14291236), (280, 7145618), (503, 3977680), (560, 3572809), (1006, 1988840), (2012, 994420), (2515, 795536), (3521, 568240), (4024, 497210), (5030, 397768), (7042, 284120), (7103, 281680), (8048, 248605), (10060, 198884), (14084, 142060), (14206, 140840), (17605, 113648), (20120, 99442), (28168, 71030), (28412, 70420), (35210, 56824), (35515, 56336), (40240, 49721)]