39979648

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{967}}^1$

素因数の和:1017

約数の個数: 64

約数和(自身を含む): 88862400

約数和(自身を除く): 48882752

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 967, 1088, 1216, 1292, 1934, 2176, 2432, 2584, 3868, 5168, 7736, 10336, 15472, 16439, 18373, 20672, 30944, 32878, 36746, 41344, 61888, 65756, 73492, 123776, 131512, 146984, 263024, 293968, 312341, 526048, 587936, 624682, 1052096, 1175872, 1249364, 2104192, 2351744, 2498728, 4997456, 9994912, 19989824, 39979648]

約数ペア:

[(1, 39979648), (2, 19989824), (4, 9994912), (8, 4997456), (16, 2498728), (17, 2351744), (19, 2104192), (32, 1249364), (34, 1175872), (38, 1052096), (64, 624682), (68, 587936), (76, 526048), (128, 312341), (136, 293968), (152, 263024), (272, 146984), (304, 131512), (323, 123776), (544, 73492), (608, 65756), (646, 61888), (967, 41344), (1088, 36746), (1216, 32878), (1292, 30944), (1934, 20672), (2176, 18373), (2432, 16439), (2584, 15472), (3868, 10336), (5168, 7736)]