12804523280

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1553947}}^1$

素因数の和:1554063

約数の個数: 40

約数和(自身を含む): 30059570112

約数和(自身を除く): 17255046832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 1553947, 3107894, 6215788, 7769735, 12431576, 15539470, 24863152, 31078940, 62157880, 124315760, 160056541, 320113082, 640226164, 800282705, 1280452328, 1600565410, 2560904656, 3201130820, 6402261640, 12804523280]

約数ペア:

[(1, 12804523280), (2, 6402261640), (4, 3201130820), (5, 2560904656), (8, 1600565410), (10, 1280452328), (16, 800282705), (20, 640226164), (40, 320113082), (80, 160056541), (103, 124315760), (206, 62157880), (412, 31078940), (515, 24863152), (824, 15539470), (1030, 12431576), (1648, 7769735), (2060, 6215788), (4120, 3107894), (8240, 1553947)]