28461488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 35820112

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 79, 88, 89, 92, 158, 176, 178, 184, 253, 316, 356, 368, 506, 632, 712, 869, 979, 1012, 1264, 1424, 1738, 1817, 1958, 2024, 2047, 3476, 3634, 3916, 4048, 4094, 6952, 7031, 7268, 7832, 8188, 13904, 14062, 14536, 15664, 16376, 19987, 22517, 28124, 29072, 32752, 39974, 45034, 56248, 77341, 79948, 90068, 112496, 154682, 159896, 161713, 180136, 309364, 319792, 323426, 360272, 618728, 646852, 1237456, 1293704, 1778843, 2587408, 3557686, 7115372, 14230744, 28461488]

約数ペア:

[(1, 28461488), (2, 14230744), (4, 7115372), (8, 3557686), (11, 2587408), (16, 1778843), (22, 1293704), (23, 1237456), (44, 646852), (46, 618728), (79, 360272), (88, 323426), (89, 319792), (92, 309364), (158, 180136), (176, 161713), (178, 159896), (184, 154682), (253, 112496), (316, 90068), (356, 79948), (368, 77341), (506, 56248), (632, 45034), (712, 39974), (869, 32752), (979, 29072), (1012, 28124), (1264, 22517), (1424, 19987), (1738, 16376), (1817, 15664), (1958, 14536), (2024, 14062), (2047, 13904), (3476, 8188), (3634, 7832), (3916, 7268), (4048, 7031), (4094, 6952)]