831900520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{8329}}^1$

素因数の和:8578

約数の個数: 64

約数和(自身を含む): 2051179200

約数和(自身を除く): 1219278680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 227, 440, 454, 908, 1135, 1816, 2270, 2497, 4540, 4994, 8329, 9080, 9988, 12485, 16658, 19976, 24970, 33316, 41645, 49940, 66632, 83290, 91619, 99880, 166580, 183238, 333160, 366476, 458095, 732952, 916190, 1832380, 1890683, 3664760, 3781366, 7562732, 9453415, 15125464, 18906830, 20797513, 37813660, 41595026, 75627320, 83190052, 103987565, 166380104, 207975130, 415950260, 831900520]

約数ペア:

[(1, 831900520), (2, 415950260), (4, 207975130), (5, 166380104), (8, 103987565), (10, 83190052), (11, 75627320), (20, 41595026), (22, 37813660), (40, 20797513), (44, 18906830), (55, 15125464), (88, 9453415), (110, 7562732), (220, 3781366), (227, 3664760), (440, 1890683), (454, 1832380), (908, 916190), (1135, 732952), (1816, 458095), (2270, 366476), (2497, 333160), (4540, 183238), (4994, 166580), (8329, 99880), (9080, 91619), (9988, 83290), (12485, 66632), (16658, 49940), (19976, 41645), (24970, 33316)]