20187256430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{273503}}^1$

素因数の和:273593

約数の個数: 48

約数和(自身を含む): 40595651712

約数和(自身を除く): 20408395282

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 121, 122, 242, 305, 605, 610, 671, 1210, 1342, 3355, 6710, 7381, 14762, 36905, 73810, 273503, 547006, 1367515, 2735030, 3008533, 6017066, 15042665, 16683683, 30085330, 33093863, 33367366, 66187726, 83418415, 165469315, 166836830, 183520513, 330938630, 367041026, 917602565, 1835205130, 2018725643, 4037451286, 10093628215, 20187256430]

約数ペア:

[(1, 20187256430), (2, 10093628215), (5, 4037451286), (10, 2018725643), (11, 1835205130), (22, 917602565), (55, 367041026), (61, 330938630), (110, 183520513), (121, 166836830), (122, 165469315), (242, 83418415), (305, 66187726), (605, 33367366), (610, 33093863), (671, 30085330), (1210, 16683683), (1342, 15042665), (3355, 6017066), (6710, 3008533), (7381, 2735030), (14762, 1367515), (36905, 547006), (73810, 273503)]