861180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 2494464

約数和(自身を除く): 1633284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 463, 465, 620, 926, 930, 1389, 1852, 1860, 2315, 2778, 4630, 5556, 6945, 9260, 13890, 14353, 27780, 28706, 43059, 57412, 71765, 86118, 143530, 172236, 215295, 287060, 430590, 861180]

約数ペア:

[(1, 861180), (2, 430590), (3, 287060), (4, 215295), (5, 172236), (6, 143530), (10, 86118), (12, 71765), (15, 57412), (20, 43059), (30, 28706), (31, 27780), (60, 14353), (62, 13890), (93, 9260), (124, 6945), (155, 5556), (186, 4630), (310, 2778), (372, 2315), (463, 1860), (465, 1852), (620, 1389), (926, 930)]