2117440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:539

約数の個数: 56

約数和(自身を含む): 5440680

約数和(自身を除く): 3323240

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, 509, 520, 832, 1018, 1040, 2036, 2080, 2545, 4072, 4160, 5090, 6617, 8144, 10180, 13234, 16288, 20360, 26468, 32576, 33085, 40720, 52936, 66170, 81440, 105872, 132340, 162880, 211744, 264680, 423488, 529360, 1058720, 2117440]

約数ペア:

[(1, 2117440), (2, 1058720), (4, 529360), (5, 423488), (8, 264680), (10, 211744), (13, 162880), (16, 132340), (20, 105872), (26, 81440), (32, 66170), (40, 52936), (52, 40720), (64, 33085), (65, 32576), (80, 26468), (104, 20360), (130, 16288), (160, 13234), (208, 10180), (260, 8144), (320, 6617), (416, 5090), (509, 4160), (520, 4072), (832, 2545), (1018, 2080), (1040, 2036)]