40769938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 70139520

約数和(自身を除く): 29369582

約数列:

[1, 2, 11, 22, 23, 46, 197, 253, 394, 409, 506, 818, 2167, 4334, 4499, 4531, 8998, 9062, 9407, 18814, 49841, 80573, 99682, 103477, 161146, 206954, 886303, 1772606, 1853179, 3706358, 20384969, 40769938]

約数ペア:

[(1, 40769938), (2, 20384969), (11, 3706358), (22, 1853179), (23, 1772606), (46, 886303), (197, 206954), (253, 161146), (394, 103477), (409, 99682), (506, 80573), (818, 49841), (2167, 18814), (4334, 9407), (4499, 9062), (4531, 8998)]