40993336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 83575800

約数和(自身を除く): 42582464

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 197, 296, 394, 703, 788, 1369, 1406, 1576, 2738, 2812, 3743, 5476, 5624, 7289, 7486, 10952, 14578, 14972, 26011, 29156, 29944, 52022, 58312, 104044, 138491, 208088, 269693, 276982, 539386, 553964, 1078772, 1107928, 2157544, 5124167, 10248334, 20496668, 40993336]

約数ペア:

[(1, 40993336), (2, 20496668), (4, 10248334), (8, 5124167), (19, 2157544), (37, 1107928), (38, 1078772), (74, 553964), (76, 539386), (148, 276982), (152, 269693), (197, 208088), (296, 138491), (394, 104044), (703, 58312), (788, 52022), (1369, 29944), (1406, 29156), (1576, 26011), (2738, 14972), (2812, 14578), (3743, 10952), (5476, 7486), (5624, 7289)]