1640200084

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{257731}}^1$

素因数の和:257815

約数の個数: 24

約数和(自身を含む): 3016495328

約数和(自身を除く): 1376295244

約数列:

[1, 2, 4, 37, 43, 74, 86, 148, 172, 1591, 3182, 6364, 257731, 515462, 1030924, 9536047, 11082433, 19072094, 22164866, 38144188, 44329732, 410050021, 820100042, 1640200084]

約数ペア:

[(1, 1640200084), (2, 820100042), (4, 410050021), (37, 44329732), (43, 38144188), (74, 22164866), (86, 19072094), (148, 11082433), (172, 9536047), (1591, 1030924), (3182, 515462), (6364, 257731)]