1755520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 4541040

約数和(自身を除く): 2785520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 211, 260, 320, 416, 422, 520, 640, 832, 844, 1040, 1055, 1664, 1688, 2080, 2110, 2743, 3376, 4160, 4220, 5486, 6752, 8320, 8440, 10972, 13504, 13715, 16880, 21944, 27008, 27430, 33760, 43888, 54860, 67520, 87776, 109720, 135040, 175552, 219440, 351104, 438880, 877760, 1755520]

約数ペア:

[(1, 1755520), (2, 877760), (4, 438880), (5, 351104), (8, 219440), (10, 175552), (13, 135040), (16, 109720), (20, 87776), (26, 67520), (32, 54860), (40, 43888), (52, 33760), (64, 27430), (65, 27008), (80, 21944), (104, 16880), (128, 13715), (130, 13504), (160, 10972), (208, 8440), (211, 8320), (260, 6752), (320, 5486), (416, 4220), (422, 4160), (520, 3376), (640, 2743), (832, 2110), (844, 2080), (1040, 1688), (1055, 1664)]