57151780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{17749}}^1$

素因数の和:17788

約数の個数: 48

約数和(自身を含む): 143136000

約数和(自身を除く): 85984220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 17749, 35498, 70996, 88745, 124243, 177490, 248486, 354980, 408227, 496972, 621215, 816454, 1242430, 1632908, 2041135, 2484860, 2857589, 4082270, 5715178, 8164540, 11430356, 14287945, 28575890, 57151780]

約数ペア:

[(1, 57151780), (2, 28575890), (4, 14287945), (5, 11430356), (7, 8164540), (10, 5715178), (14, 4082270), (20, 2857589), (23, 2484860), (28, 2041135), (35, 1632908), (46, 1242430), (70, 816454), (92, 621215), (115, 496972), (140, 408227), (161, 354980), (230, 248486), (322, 177490), (460, 124243), (644, 88745), (805, 70996), (1610, 35498), (3220, 17749)]