40620668

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 84460320

約数和(自身を除く): 43839652

約数列:

[1, 2, 4, 11, 22, 23, 41, 44, 46, 82, 89, 92, 121, 164, 178, 242, 253, 356, 451, 484, 506, 902, 943, 979, 1012, 1804, 1886, 1958, 2047, 2783, 3649, 3772, 3916, 4094, 4961, 5566, 7298, 8188, 9922, 10373, 10769, 11132, 14596, 19844, 20746, 21538, 22517, 40139, 41492, 43076, 45034, 80278, 83927, 90068, 114103, 160556, 167854, 228206, 247687, 335708, 441529, 456412, 495374, 883058, 923197, 990748, 1766116, 1846394, 3692788, 10155167, 20310334, 40620668]

約数ペア:

[(1, 40620668), (2, 20310334), (4, 10155167), (11, 3692788), (22, 1846394), (23, 1766116), (41, 990748), (44, 923197), (46, 883058), (82, 495374), (89, 456412), (92, 441529), (121, 335708), (164, 247687), (178, 228206), (242, 167854), (253, 160556), (356, 114103), (451, 90068), (484, 83927), (506, 80278), (902, 45034), (943, 43076), (979, 41492), (1012, 40139), (1804, 22517), (1886, 21538), (1958, 20746), (2047, 19844), (2783, 14596), (3649, 11132), (3772, 10769), (3916, 10373), (4094, 9922), (4961, 8188), (5566, 7298)]