1894656640

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{9643}}^1$

素因数の和:9969

約数の個数: 64

約数和(自身を含む): 4544638560

約数和(自身を除く): 2649981920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 320, 614, 640, 1228, 1535, 2456, 3070, 4912, 6140, 9643, 9824, 12280, 19286, 19648, 24560, 38572, 39296, 48215, 49120, 77144, 96430, 98240, 154288, 192860, 196480, 308576, 385720, 617152, 771440, 1234304, 1542880, 2960401, 3085760, 5920802, 6171520, 11841604, 14802005, 23683208, 29604010, 47366416, 59208020, 94732832, 118416040, 189465664, 236832080, 378931328, 473664160, 947328320, 1894656640]

約数ペア:

[(1, 1894656640), (2, 947328320), (4, 473664160), (5, 378931328), (8, 236832080), (10, 189465664), (16, 118416040), (20, 94732832), (32, 59208020), (40, 47366416), (64, 29604010), (80, 23683208), (128, 14802005), (160, 11841604), (307, 6171520), (320, 5920802), (614, 3085760), (640, 2960401), (1228, 1542880), (1535, 1234304), (2456, 771440), (3070, 617152), (4912, 385720), (6140, 308576), (9643, 196480), (9824, 192860), (12280, 154288), (19286, 98240), (19648, 96430), (24560, 77144), (38572, 49120), (39296, 48215)]