7020728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 17282160

約数和(自身を除く): 10261432

約数列:

[1, 2, 4, 8, 11, 13, 17, 19, 22, 26, 34, 38, 44, 52, 68, 76, 88, 104, 136, 143, 152, 187, 209, 221, 247, 286, 323, 361, 374, 418, 442, 494, 572, 646, 722, 748, 836, 884, 988, 1144, 1292, 1444, 1496, 1672, 1768, 1976, 2431, 2584, 2717, 2888, 3553, 3971, 4199, 4693, 4862, 5434, 6137, 7106, 7942, 8398, 9386, 9724, 10868, 12274, 14212, 15884, 16796, 18772, 19448, 21736, 24548, 28424, 31768, 33592, 37544, 46189, 49096, 51623, 67507, 79781, 92378, 103246, 135014, 159562, 184756, 206492, 270028, 319124, 369512, 412984, 540056, 638248, 877591, 1755182, 3510364, 7020728]

約数ペア:

[(1, 7020728), (2, 3510364), (4, 1755182), (8, 877591), (11, 638248), (13, 540056), (17, 412984), (19, 369512), (22, 319124), (26, 270028), (34, 206492), (38, 184756), (44, 159562), (52, 135014), (68, 103246), (76, 92378), (88, 79781), (104, 67507), (136, 51623), (143, 49096), (152, 46189), (187, 37544), (209, 33592), (221, 31768), (247, 28424), (286, 24548), (323, 21736), (361, 19448), (374, 18772), (418, 16796), (442, 15884), (494, 14212), (572, 12274), (646, 10868), (722, 9724), (748, 9386), (836, 8398), (884, 7942), (988, 7106), (1144, 6137), (1292, 5434), (1444, 4862), (1496, 4693), (1672, 4199), (1768, 3971), (1976, 3553), (2431, 2888), (2584, 2717)]