8993920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 128

約数和(自身を含む): 24675840

約数和(自身を除く): 15681920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 47, 52, 64, 65, 80, 92, 94, 104, 115, 128, 130, 160, 184, 188, 208, 230, 235, 260, 299, 320, 368, 376, 416, 460, 470, 520, 598, 611, 640, 736, 752, 832, 920, 940, 1040, 1081, 1196, 1222, 1472, 1495, 1504, 1664, 1840, 1880, 2080, 2162, 2392, 2444, 2944, 2990, 3008, 3055, 3680, 3760, 4160, 4324, 4784, 4888, 5405, 5980, 6016, 6110, 7360, 7520, 8320, 8648, 9568, 9776, 10810, 11960, 12220, 14053, 14720, 15040, 17296, 19136, 19552, 21620, 23920, 24440, 28106, 30080, 34592, 38272, 39104, 43240, 47840, 48880, 56212, 69184, 70265, 78208, 86480, 95680, 97760, 112424, 138368, 140530, 172960, 191360, 195520, 224848, 281060, 345920, 391040, 449696, 562120, 691840, 899392, 1124240, 1798784, 2248480, 4496960, 8993920]

約数ペア:

[(1, 8993920), (2, 4496960), (4, 2248480), (5, 1798784), (8, 1124240), (10, 899392), (13, 691840), (16, 562120), (20, 449696), (23, 391040), (26, 345920), (32, 281060), (40, 224848), (46, 195520), (47, 191360), (52, 172960), (64, 140530), (65, 138368), (80, 112424), (92, 97760), (94, 95680), (104, 86480), (115, 78208), (128, 70265), (130, 69184), (160, 56212), (184, 48880), (188, 47840), (208, 43240), (230, 39104), (235, 38272), (260, 34592), (299, 30080), (320, 28106), (368, 24440), (376, 23920), (416, 21620), (460, 19552), (470, 19136), (520, 17296), (598, 15040), (611, 14720), (640, 14053), (736, 12220), (752, 11960), (832, 10810), (920, 9776), (940, 9568), (1040, 8648), (1081, 8320), (1196, 7520), (1222, 7360), (1472, 6110), (1495, 6016), (1504, 5980), (1664, 5405), (1840, 4888), (1880, 4784), (2080, 4324), (2162, 4160), (2392, 3760), (2444, 3680), (2944, 3055), (2990, 3008)]