40023728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 60

約数和(自身を含む): 84961080

約数和(自身を除く): 44937352

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 137, 152, 248, 274, 304, 496, 548, 589, 961, 1096, 1178, 1922, 2192, 2356, 2603, 3844, 4247, 4712, 5206, 7688, 8494, 9424, 10412, 15376, 16988, 18259, 20824, 33976, 36518, 41648, 67952, 73036, 80693, 131657, 146072, 161386, 263314, 292144, 322772, 526628, 645544, 1053256, 1291088, 2106512, 2501483, 5002966, 10005932, 20011864, 40023728]

約数ペア:

[(1, 40023728), (2, 20011864), (4, 10005932), (8, 5002966), (16, 2501483), (19, 2106512), (31, 1291088), (38, 1053256), (62, 645544), (76, 526628), (124, 322772), (137, 292144), (152, 263314), (248, 161386), (274, 146072), (304, 131657), (496, 80693), (548, 73036), (589, 67952), (961, 41648), (1096, 36518), (1178, 33976), (1922, 20824), (2192, 18259), (2356, 16988), (2603, 15376), (3844, 10412), (4247, 9424), (4712, 8494), (5206, 7688)]