26783840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 68856480

約数和(自身を除く): 42072640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 68, 80, 85, 86, 136, 160, 170, 172, 215, 229, 272, 340, 344, 430, 458, 544, 680, 688, 731, 860, 916, 1145, 1360, 1376, 1462, 1720, 1832, 2290, 2720, 2924, 3440, 3655, 3664, 3893, 4580, 5848, 6880, 7310, 7328, 7786, 9160, 9847, 11696, 14620, 15572, 18320, 19465, 19694, 23392, 29240, 31144, 36640, 38930, 39388, 49235, 58480, 62288, 77860, 78776, 98470, 116960, 124576, 155720, 157552, 167399, 196940, 311440, 315104, 334798, 393880, 622880, 669596, 787760, 836995, 1339192, 1575520, 1673990, 2678384, 3347980, 5356768, 6695960, 13391920, 26783840]

約数ペア:

[(1, 26783840), (2, 13391920), (4, 6695960), (5, 5356768), (8, 3347980), (10, 2678384), (16, 1673990), (17, 1575520), (20, 1339192), (32, 836995), (34, 787760), (40, 669596), (43, 622880), (68, 393880), (80, 334798), (85, 315104), (86, 311440), (136, 196940), (160, 167399), (170, 157552), (172, 155720), (215, 124576), (229, 116960), (272, 98470), (340, 78776), (344, 77860), (430, 62288), (458, 58480), (544, 49235), (680, 39388), (688, 38930), (731, 36640), (860, 31144), (916, 29240), (1145, 23392), (1360, 19694), (1376, 19465), (1462, 18320), (1720, 15572), (1832, 14620), (2290, 11696), (2720, 9847), (2924, 9160), (3440, 7786), (3655, 7328), (3664, 7310), (3893, 6880), (4580, 5848)]