2802080

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 6731424

約数和(自身を除く): 3929344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 211, 332, 415, 422, 664, 830, 844, 1055, 1328, 1660, 1688, 2110, 2656, 3320, 3376, 4220, 6640, 6752, 8440, 13280, 16880, 17513, 33760, 35026, 70052, 87565, 140104, 175130, 280208, 350260, 560416, 700520, 1401040, 2802080]

約数ペア:

[(1, 2802080), (2, 1401040), (4, 700520), (5, 560416), (8, 350260), (10, 280208), (16, 175130), (20, 140104), (32, 87565), (40, 70052), (80, 35026), (83, 33760), (160, 17513), (166, 16880), (211, 13280), (332, 8440), (415, 6752), (422, 6640), (664, 4220), (830, 3376), (844, 3320), (1055, 2656), (1328, 2110), (1660, 1688)]