40448984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^2$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 82830600

約数和(自身を除く): 42381616

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 71, 118, 136, 142, 236, 284, 472, 568, 1003, 1207, 2006, 2414, 4012, 4189, 4828, 5041, 8024, 8378, 9656, 10082, 16756, 20164, 33512, 40328, 71213, 85697, 142426, 171394, 284852, 297419, 342788, 569704, 594838, 685576, 1189676, 2379352, 5056123, 10112246, 20224492, 40448984]

約数ペア:

[(1, 40448984), (2, 20224492), (4, 10112246), (8, 5056123), (17, 2379352), (34, 1189676), (59, 685576), (68, 594838), (71, 569704), (118, 342788), (136, 297419), (142, 284852), (236, 171394), (284, 142426), (472, 85697), (568, 71213), (1003, 40328), (1207, 33512), (2006, 20164), (2414, 16756), (4012, 10082), (4189, 9656), (4828, 8378), (5041, 8024)]