6640348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 14757120

約数和(自身を除く): 8116772

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 47, 52, 76, 94, 143, 169, 188, 209, 247, 286, 338, 418, 494, 517, 572, 611, 676, 836, 893, 988, 1034, 1222, 1786, 1859, 2068, 2444, 2717, 3211, 3572, 3718, 5434, 6422, 6721, 7436, 7943, 9823, 10868, 11609, 12844, 13442, 15886, 19646, 23218, 26884, 31772, 35321, 39292, 46436, 70642, 87373, 127699, 141284, 150917, 174746, 255398, 301834, 349492, 510796, 603668, 1660087, 3320174, 6640348]

約数ペア:

[(1, 6640348), (2, 3320174), (4, 1660087), (11, 603668), (13, 510796), (19, 349492), (22, 301834), (26, 255398), (38, 174746), (44, 150917), (47, 141284), (52, 127699), (76, 87373), (94, 70642), (143, 46436), (169, 39292), (188, 35321), (209, 31772), (247, 26884), (286, 23218), (338, 19646), (418, 15886), (494, 13442), (517, 12844), (572, 11609), (611, 10868), (676, 9823), (836, 7943), (893, 7436), (988, 6721), (1034, 6422), (1222, 5434), (1786, 3718), (1859, 3572), (2068, 3211), (2444, 2717)]