39998288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 90744192

約数和(自身を除く): 50745904

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 41, 44, 46, 82, 88, 92, 164, 176, 184, 241, 253, 328, 368, 451, 482, 506, 656, 902, 943, 964, 1012, 1804, 1886, 1928, 2024, 2651, 3608, 3772, 3856, 4048, 5302, 5543, 7216, 7544, 9881, 10373, 10604, 11086, 15088, 19762, 20746, 21208, 22172, 39524, 41492, 42416, 44344, 60973, 79048, 82984, 88688, 108691, 121946, 158096, 165968, 217382, 227263, 243892, 434764, 454526, 487784, 869528, 909052, 975568, 1739056, 1818104, 2499893, 3636208, 4999786, 9999572, 19999144, 39998288]

約数ペア:

[(1, 39998288), (2, 19999144), (4, 9999572), (8, 4999786), (11, 3636208), (16, 2499893), (22, 1818104), (23, 1739056), (41, 975568), (44, 909052), (46, 869528), (82, 487784), (88, 454526), (92, 434764), (164, 243892), (176, 227263), (184, 217382), (241, 165968), (253, 158096), (328, 121946), (368, 108691), (451, 88688), (482, 82984), (506, 79048), (656, 60973), (902, 44344), (943, 42416), (964, 41492), (1012, 39524), (1804, 22172), (1886, 21208), (1928, 20746), (2024, 19762), (2651, 15088), (3608, 11086), (3772, 10604), (3856, 10373), (4048, 9881), (5302, 7544), (5543, 7216)]