43120520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26293}}^1$

素因数の和:26345

約数の個数: 32

約数和(自身を含む): 99391320

約数和(自身を除く): 56270800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 26293, 52586, 105172, 131465, 210344, 262930, 525860, 1051720, 1078013, 2156026, 4312052, 5390065, 8624104, 10780130, 21560260, 43120520]

約数ペア:

[(1, 43120520), (2, 21560260), (4, 10780130), (5, 8624104), (8, 5390065), (10, 4312052), (20, 2156026), (40, 1078013), (41, 1051720), (82, 525860), (164, 262930), (205, 210344), (328, 131465), (410, 105172), (820, 52586), (1640, 26293)]