40014988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 80367840

約数和(自身を除く): 40352852

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 101, 202, 247, 401, 404, 494, 802, 988, 1313, 1604, 1919, 2626, 3838, 5213, 5252, 7619, 7676, 10426, 15238, 20852, 24947, 30476, 40501, 49894, 81002, 99047, 99788, 162004, 198094, 396188, 526513, 769519, 1053026, 1539038, 2106052, 3078076, 10003747, 20007494, 40014988]

約数ペア:

[(1, 40014988), (2, 20007494), (4, 10003747), (13, 3078076), (19, 2106052), (26, 1539038), (38, 1053026), (52, 769519), (76, 526513), (101, 396188), (202, 198094), (247, 162004), (401, 99788), (404, 99047), (494, 81002), (802, 49894), (988, 40501), (1313, 30476), (1604, 24947), (1919, 20852), (2626, 15238), (3838, 10426), (5213, 7676), (5252, 7619)]