2691520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:677

約数の個数: 56

約数和(自身を含む): 6912864

約数和(自身を除く): 4221344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 647, 832, 1040, 1294, 2080, 2588, 3235, 4160, 5176, 6470, 8411, 10352, 12940, 16822, 20704, 25880, 33644, 41408, 42055, 51760, 67288, 84110, 103520, 134576, 168220, 207040, 269152, 336440, 538304, 672880, 1345760, 2691520]

約数ペア:

[(1, 2691520), (2, 1345760), (4, 672880), (5, 538304), (8, 336440), (10, 269152), (13, 207040), (16, 168220), (20, 134576), (26, 103520), (32, 84110), (40, 67288), (52, 51760), (64, 42055), (65, 41408), (80, 33644), (104, 25880), (130, 20704), (160, 16822), (208, 12940), (260, 10352), (320, 8411), (416, 6470), (520, 5176), (647, 4160), (832, 3235), (1040, 2588), (1294, 2080)]