2839647440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{69463}}^1$

素因数の和:69556

約数の個数: 80

約数和(自身を含む): 7648819968

約数和(自身を除く): 4809172528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 20440, 40880, 69463, 138926, 277852, 347315, 486241, 555704, 694630, 972482, 1111408, 1389260, 1944964, 2431205, 2778520, 3889928, 4862410, 5070799, 5557040, 7779856, 9724820, 10141598, 19449640, 20283196, 25353995, 35495593, 38899280, 40566392, 50707990, 70991186, 81132784, 101415980, 141982372, 177477965, 202831960, 283964744, 354955930, 405663920, 567929488, 709911860, 1419823720, 2839647440]

約数ペア:

[(1, 2839647440), (2, 1419823720), (4, 709911860), (5, 567929488), (7, 405663920), (8, 354955930), (10, 283964744), (14, 202831960), (16, 177477965), (20, 141982372), (28, 101415980), (35, 81132784), (40, 70991186), (56, 50707990), (70, 40566392), (73, 38899280), (80, 35495593), (112, 25353995), (140, 20283196), (146, 19449640), (280, 10141598), (292, 9724820), (365, 7779856), (511, 5557040), (560, 5070799), (584, 4862410), (730, 3889928), (1022, 2778520), (1168, 2431205), (1460, 1944964), (2044, 1389260), (2555, 1111408), (2920, 972482), (4088, 694630), (5110, 555704), (5840, 486241), (8176, 347315), (10220, 277852), (20440, 138926), (40880, 69463)]