1920397424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{673}}^1$

素因数の和:1246

約数の個数: 80

約数和(自身を含む): 4204207104

約数和(自身を除く): 2283809680

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 523, 673, 682, 1046, 1346, 1364, 2092, 2692, 2728, 4184, 5384, 5456, 5753, 7403, 8368, 10768, 11506, 14806, 16213, 20863, 23012, 29612, 32426, 41726, 46024, 59224, 64852, 83452, 92048, 118448, 129704, 166904, 178343, 229493, 259408, 333808, 351979, 356686, 458986, 703958, 713372, 917972, 1407916, 1426744, 1835944, 2815832, 2853488, 3671888, 3871769, 5631664, 7743538, 10911349, 15487076, 21822698, 30974152, 43645396, 61948304, 87290792, 120024839, 174581584, 240049678, 480099356, 960198712, 1920397424]

約数ペア:

[(1, 1920397424), (2, 960198712), (4, 480099356), (8, 240049678), (11, 174581584), (16, 120024839), (22, 87290792), (31, 61948304), (44, 43645396), (62, 30974152), (88, 21822698), (124, 15487076), (176, 10911349), (248, 7743538), (341, 5631664), (496, 3871769), (523, 3671888), (673, 2853488), (682, 2815832), (1046, 1835944), (1346, 1426744), (1364, 1407916), (2092, 917972), (2692, 713372), (2728, 703958), (4184, 458986), (5384, 356686), (5456, 351979), (5753, 333808), (7403, 259408), (8368, 229493), (10768, 178343), (11506, 166904), (14806, 129704), (16213, 118448), (20863, 92048), (23012, 83452), (29612, 64852), (32426, 59224), (41726, 46024)]