201939140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1051}}^1$

素因数の和:1812

約数の個数: 48

約数和(自身を含む): 457746240

約数和(自身を除く): 255807100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 739, 1051, 1478, 2102, 2956, 3695, 4204, 5255, 7390, 9607, 10510, 13663, 14780, 19214, 21020, 27326, 38428, 48035, 54652, 68315, 96070, 136630, 192140, 273260, 776689, 1553378, 3106756, 3883445, 7766890, 10096957, 15533780, 20193914, 40387828, 50484785, 100969570, 201939140]

約数ペア:

[(1, 201939140), (2, 100969570), (4, 50484785), (5, 40387828), (10, 20193914), (13, 15533780), (20, 10096957), (26, 7766890), (52, 3883445), (65, 3106756), (130, 1553378), (260, 776689), (739, 273260), (1051, 192140), (1478, 136630), (2102, 96070), (2956, 68315), (3695, 54652), (4204, 48035), (5255, 38428), (7390, 27326), (9607, 21020), (10510, 19214), (13663, 14780)]