40212208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 89994240

約数和(自身を除く): 49782032

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 251, 272, 304, 323, 496, 502, 527, 589, 646, 1004, 1054, 1178, 1292, 2008, 2108, 2356, 2584, 4016, 4216, 4267, 4712, 4769, 5168, 7781, 8432, 8534, 9424, 9538, 10013, 15562, 17068, 19076, 20026, 31124, 34136, 38152, 40052, 62248, 68272, 76304, 80104, 81073, 124496, 132277, 147839, 160208, 162146, 264554, 295678, 324292, 529108, 591356, 648584, 1058216, 1182712, 1297168, 2116432, 2365424, 2513263, 5026526, 10053052, 20106104, 40212208]

約数ペア:

[(1, 40212208), (2, 20106104), (4, 10053052), (8, 5026526), (16, 2513263), (17, 2365424), (19, 2116432), (31, 1297168), (34, 1182712), (38, 1058216), (62, 648584), (68, 591356), (76, 529108), (124, 324292), (136, 295678), (152, 264554), (248, 162146), (251, 160208), (272, 147839), (304, 132277), (323, 124496), (496, 81073), (502, 80104), (527, 76304), (589, 68272), (646, 62248), (1004, 40052), (1054, 38152), (1178, 34136), (1292, 31124), (2008, 20026), (2108, 19076), (2356, 17068), (2584, 15562), (4016, 10013), (4216, 9538), (4267, 9424), (4712, 8534), (4769, 8432), (5168, 7781)]