1212847580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2083}}^1\times {\mathrm{4159}}^1$

素因数の和:6258

約数の個数: 48

約数和(自身を含む): 2912931840

約数和(自身を除く): 1700084260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2083, 4159, 4166, 8318, 8332, 10415, 14581, 16636, 20795, 20830, 29113, 29162, 41590, 41660, 58226, 58324, 72905, 83180, 116452, 145565, 145810, 291130, 291620, 582260, 8663197, 17326394, 34652788, 43315985, 60642379, 86631970, 121284758, 173263940, 242569516, 303211895, 606423790, 1212847580]

約数ペア:

[(1, 1212847580), (2, 606423790), (4, 303211895), (5, 242569516), (7, 173263940), (10, 121284758), (14, 86631970), (20, 60642379), (28, 43315985), (35, 34652788), (70, 17326394), (140, 8663197), (2083, 582260), (4159, 291620), (4166, 291130), (8318, 145810), (8332, 145565), (10415, 116452), (14581, 83180), (16636, 72905), (20795, 58324), (20830, 58226), (29113, 41660), (29162, 41590)]