1880164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 4092480

約数和(自身を除く): 2212316

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 173, 209, 247, 286, 346, 418, 494, 572, 692, 836, 988, 1903, 2249, 2717, 3287, 3806, 4498, 5434, 6574, 7612, 8996, 10868, 13148, 24739, 36157, 42731, 49478, 72314, 85462, 98956, 144628, 170924, 470041, 940082, 1880164]

約数ペア:

[(1, 1880164), (2, 940082), (4, 470041), (11, 170924), (13, 144628), (19, 98956), (22, 85462), (26, 72314), (38, 49478), (44, 42731), (52, 36157), (76, 24739), (143, 13148), (173, 10868), (209, 8996), (247, 7612), (286, 6574), (346, 5434), (418, 4498), (494, 3806), (572, 3287), (692, 2717), (836, 2249), (988, 1903)]