20600640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:357

約数の個数: 168

約数和(自身を含む): 74176128

約数和(自身を除く): 53575488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 311, 320, 345, 360, 368, 414, 460, 480, 552, 576, 622, 690, 720, 736, 828, 920, 933, 960, 1035, 1104, 1244, 1380, 1440, 1472, 1555, 1656, 1840, 1866, 2070, 2208, 2488, 2760, 2799, 2880, 3110, 3312, 3680, 3732, 4140, 4416, 4665, 4976, 5520, 5598, 6220, 6624, 7153, 7360, 7464, 8280, 9330, 9952, 11040, 11196, 12440, 13248, 13995, 14306, 14928, 16560, 18660, 19904, 21459, 22080, 22392, 24880, 27990, 28612, 29856, 33120, 35765, 37320, 42918, 44784, 49760, 55980, 57224, 59712, 64377, 66240, 71530, 74640, 85836, 89568, 99520, 107295, 111960, 114448, 128754, 143060, 149280, 171672, 179136, 214590, 223920, 228896, 257508, 286120, 298560, 321885, 343344, 429180, 447840, 457792, 515016, 572240, 643770, 686688, 858360, 895680, 1030032, 1144480, 1287540, 1373376, 1716720, 2060064, 2288960, 2575080, 3433440, 4120128, 5150160, 6866880, 10300320, 20600640]

約数ペア:

[(1, 20600640), (2, 10300320), (3, 6866880), (4, 5150160), (5, 4120128), (6, 3433440), (8, 2575080), (9, 2288960), (10, 2060064), (12, 1716720), (15, 1373376), (16, 1287540), (18, 1144480), (20, 1030032), (23, 895680), (24, 858360), (30, 686688), (32, 643770), (36, 572240), (40, 515016), (45, 457792), (46, 447840), (48, 429180), (60, 343344), (64, 321885), (69, 298560), (72, 286120), (80, 257508), (90, 228896), (92, 223920), (96, 214590), (115, 179136), (120, 171672), (138, 149280), (144, 143060), (160, 128754), (180, 114448), (184, 111960), (192, 107295), (207, 99520), (230, 89568), (240, 85836), (276, 74640), (288, 71530), (311, 66240), (320, 64377), (345, 59712), (360, 57224), (368, 55980), (414, 49760), (460, 44784), (480, 42918), (552, 37320), (576, 35765), (622, 33120), (690, 29856), (720, 28612), (736, 27990), (828, 24880), (920, 22392), (933, 22080), (960, 21459), (1035, 19904), (1104, 18660), (1244, 16560), (1380, 14928), (1440, 14306), (1472, 13995), (1555, 13248), (1656, 12440), (1840, 11196), (1866, 11040), (2070, 9952), (2208, 9330), (2488, 8280), (2760, 7464), (2799, 7360), (2880, 7153), (3110, 6624), (3312, 6220), (3680, 5598), (3732, 5520), (4140, 4976), (4416, 4665)]