8420776

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 19958400

約数和(自身を除く): 11537624

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 269, 301, 344, 364, 538, 559, 602, 728, 1076, 1118, 1204, 1883, 2152, 2236, 2408, 3497, 3766, 3913, 4472, 6994, 7532, 7826, 11567, 13988, 15064, 15652, 23134, 24479, 27976, 31304, 46268, 48958, 80969, 92536, 97916, 150371, 161938, 195832, 300742, 323876, 601484, 647752, 1052597, 1202968, 2105194, 4210388, 8420776]

約数ペア:

[(1, 8420776), (2, 4210388), (4, 2105194), (7, 1202968), (8, 1052597), (13, 647752), (14, 601484), (26, 323876), (28, 300742), (43, 195832), (52, 161938), (56, 150371), (86, 97916), (91, 92536), (104, 80969), (172, 48958), (182, 46268), (269, 31304), (301, 27976), (344, 24479), (364, 23134), (538, 15652), (559, 15064), (602, 13988), (728, 11567), (1076, 7826), (1118, 7532), (1204, 6994), (1883, 4472), (2152, 3913), (2236, 3766), (2408, 3497)]