69786220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{991}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 167989248

約数和(自身を除く): 98203028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 503, 991, 1006, 1982, 2012, 2515, 3521, 3964, 4955, 5030, 6937, 7042, 9910, 10060, 13874, 14084, 17605, 19820, 27748, 34685, 35210, 69370, 70420, 138740, 498473, 996946, 1993892, 2492365, 3489311, 4984730, 6978622, 9969460, 13957244, 17446555, 34893110, 69786220]

約数ペア:

[(1, 69786220), (2, 34893110), (4, 17446555), (5, 13957244), (7, 9969460), (10, 6978622), (14, 4984730), (20, 3489311), (28, 2492365), (35, 1993892), (70, 996946), (140, 498473), (503, 138740), (991, 70420), (1006, 69370), (1982, 35210), (2012, 34685), (2515, 27748), (3521, 19820), (3964, 17605), (4955, 14084), (5030, 13874), (6937, 10060), (7042, 9910)]