2879360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 7527600

約数和(自身を除く): 4648240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 409, 440, 640, 704, 818, 880, 1408, 1636, 1760, 2045, 3272, 3520, 4090, 4499, 6544, 7040, 8180, 8998, 13088, 16360, 17996, 22495, 26176, 32720, 35992, 44990, 52352, 65440, 71984, 89980, 130880, 143968, 179960, 261760, 287936, 359920, 575872, 719840, 1439680, 2879360]

約数ペア:

[(1, 2879360), (2, 1439680), (4, 719840), (5, 575872), (8, 359920), (10, 287936), (11, 261760), (16, 179960), (20, 143968), (22, 130880), (32, 89980), (40, 71984), (44, 65440), (55, 52352), (64, 44990), (80, 35992), (88, 32720), (110, 26176), (128, 22495), (160, 17996), (176, 16360), (220, 13088), (320, 8998), (352, 8180), (409, 7040), (440, 6544), (640, 4499), (704, 4090), (818, 3520), (880, 3272), (1408, 2045), (1636, 1760)]