29585380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1511}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 38998940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1511, 1780, 1958, 3022, 3916, 4895, 6044, 7555, 9790, 15110, 16621, 19580, 30220, 33242, 66484, 83105, 134479, 166210, 268958, 332420, 537916, 672395, 1344790, 1479269, 2689580, 2958538, 5917076, 7396345, 14792690, 29585380]

約数ペア:

[(1, 29585380), (2, 14792690), (4, 7396345), (5, 5917076), (10, 2958538), (11, 2689580), (20, 1479269), (22, 1344790), (44, 672395), (55, 537916), (89, 332420), (110, 268958), (178, 166210), (220, 134479), (356, 83105), (445, 66484), (890, 33242), (979, 30220), (1511, 19580), (1780, 16621), (1958, 15110), (3022, 9790), (3916, 7555), (4895, 6044)]