3135340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 7338240

約数和(自身を除く): 4202900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 389, 403, 620, 778, 806, 1556, 1612, 1945, 2015, 3890, 4030, 5057, 7780, 8060, 10114, 12059, 20228, 24118, 25285, 48236, 50570, 60295, 101140, 120590, 156767, 241180, 313534, 627068, 783835, 1567670, 3135340]

約数ペア:

[(1, 3135340), (2, 1567670), (4, 783835), (5, 627068), (10, 313534), (13, 241180), (20, 156767), (26, 120590), (31, 101140), (52, 60295), (62, 50570), (65, 48236), (124, 25285), (130, 24118), (155, 20228), (260, 12059), (310, 10114), (389, 8060), (403, 7780), (620, 5057), (778, 4030), (806, 3890), (1556, 2015), (1612, 1945)]