858811940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{59557}}^1$

素因数の和:59676

約数の個数: 48

約数和(自身を含む): 2081194752

約数和(自身を除く): 1222382812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 14420, 59557, 119114, 238228, 297785, 416899, 595570, 833798, 1191140, 1667596, 2084495, 4168990, 6134371, 8337980, 12268742, 24537484, 30671855, 42940597, 61343710, 85881194, 122687420, 171762388, 214702985, 429405970, 858811940]

約数ペア:

[(1, 858811940), (2, 429405970), (4, 214702985), (5, 171762388), (7, 122687420), (10, 85881194), (14, 61343710), (20, 42940597), (28, 30671855), (35, 24537484), (70, 12268742), (103, 8337980), (140, 6134371), (206, 4168990), (412, 2084495), (515, 1667596), (721, 1191140), (1030, 833798), (1442, 595570), (2060, 416899), (2884, 297785), (3605, 238228), (7210, 119114), (14420, 59557)]