28895680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8209}}^1$

素因数の和:8237

約数の個数: 56

約数和(自身を含む): 75072240

約数和(自身を除く): 46176560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 8209, 16418, 32836, 41045, 65672, 82090, 90299, 131344, 164180, 180598, 262688, 328360, 361196, 451495, 525376, 656720, 722392, 902990, 1313440, 1444784, 1805980, 2626880, 2889568, 3611960, 5779136, 7223920, 14447840, 28895680]

約数ペア:

[(1, 28895680), (2, 14447840), (4, 7223920), (5, 5779136), (8, 3611960), (10, 2889568), (11, 2626880), (16, 1805980), (20, 1444784), (22, 1313440), (32, 902990), (40, 722392), (44, 656720), (55, 525376), (64, 451495), (80, 361196), (88, 328360), (110, 262688), (160, 180598), (176, 164180), (220, 131344), (320, 90299), (352, 82090), (440, 65672), (704, 41045), (880, 32836), (1760, 16418), (3520, 8209)]