31271340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27431}}^1$

素因数の和:27462

約数の個数: 48

約数和(自身を含む): 92171520

約数和(自身を除く): 60900180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 27431, 54862, 82293, 109724, 137155, 164586, 274310, 329172, 411465, 521189, 548620, 822930, 1042378, 1563567, 1645860, 2084756, 2605945, 3127134, 5211890, 6254268, 7817835, 10423780, 15635670, 31271340]

約数ペア:

[(1, 31271340), (2, 15635670), (3, 10423780), (4, 7817835), (5, 6254268), (6, 5211890), (10, 3127134), (12, 2605945), (15, 2084756), (19, 1645860), (20, 1563567), (30, 1042378), (38, 822930), (57, 548620), (60, 521189), (76, 411465), (95, 329172), (114, 274310), (190, 164586), (228, 137155), (285, 109724), (380, 82293), (570, 54862), (1140, 27431)]