8536880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 22096800

約数和(自身を除く): 13559920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 109, 110, 176, 178, 218, 220, 356, 436, 440, 445, 545, 712, 872, 880, 890, 979, 1090, 1199, 1424, 1744, 1780, 1958, 2180, 2398, 3560, 3916, 4360, 4796, 4895, 5995, 7120, 7832, 8720, 9592, 9701, 9790, 11990, 15664, 19184, 19402, 19580, 23980, 38804, 39160, 47960, 48505, 77608, 78320, 95920, 97010, 106711, 155216, 194020, 213422, 388040, 426844, 533555, 776080, 853688, 1067110, 1707376, 2134220, 4268440, 8536880]

約数ペア:

[(1, 8536880), (2, 4268440), (4, 2134220), (5, 1707376), (8, 1067110), (10, 853688), (11, 776080), (16, 533555), (20, 426844), (22, 388040), (40, 213422), (44, 194020), (55, 155216), (80, 106711), (88, 97010), (89, 95920), (109, 78320), (110, 77608), (176, 48505), (178, 47960), (218, 39160), (220, 38804), (356, 23980), (436, 19580), (440, 19402), (445, 19184), (545, 15664), (712, 11990), (872, 9790), (880, 9701), (890, 9592), (979, 8720), (1090, 7832), (1199, 7120), (1424, 5995), (1744, 4895), (1780, 4796), (1958, 4360), (2180, 3916), (2398, 3560)]