1857310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 4163616

約数和(自身を除く): 2306306

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 157, 169, 182, 314, 338, 455, 785, 845, 910, 1099, 1183, 1570, 1690, 2041, 2198, 2366, 4082, 5495, 5915, 10205, 10990, 11830, 14287, 20410, 26533, 28574, 53066, 71435, 132665, 142870, 185731, 265330, 371462, 928655, 1857310]

約数ペア:

[(1, 1857310), (2, 928655), (5, 371462), (7, 265330), (10, 185731), (13, 142870), (14, 132665), (26, 71435), (35, 53066), (65, 28574), (70, 26533), (91, 20410), (130, 14287), (157, 11830), (169, 10990), (182, 10205), (314, 5915), (338, 5495), (455, 4082), (785, 2366), (845, 2198), (910, 2041), (1099, 1690), (1183, 1570)]