1989092480

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{182821}}^1$

素因数の和:182857

約数の個数: 64

約数和(自身を含む): 5034917880

約数和(自身を除く): 3045825400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 182821, 365642, 731284, 914105, 1462568, 1828210, 2925136, 3107957, 3656420, 5850272, 6215914, 7312840, 11700544, 12431828, 14625680, 15539785, 23401088, 24863656, 29251360, 31079570, 49727312, 58502720, 62159140, 99454624, 117005440, 124318280, 198909248, 248636560, 397818496, 497273120, 994546240, 1989092480]

約数ペア:

[(1, 1989092480), (2, 994546240), (4, 497273120), (5, 397818496), (8, 248636560), (10, 198909248), (16, 124318280), (17, 117005440), (20, 99454624), (32, 62159140), (34, 58502720), (40, 49727312), (64, 31079570), (68, 29251360), (80, 24863656), (85, 23401088), (128, 15539785), (136, 14625680), (160, 12431828), (170, 11700544), (272, 7312840), (320, 6215914), (340, 5850272), (544, 3656420), (640, 3107957), (680, 2925136), (1088, 1828210), (1360, 1462568), (2176, 914105), (2720, 731284), (5440, 365642), (10880, 182821)]