56721040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17293}}^1$

素因数の和:17347

約数の個数: 40

約数和(自身を含む): 135100728

約数和(自身を除く): 78379688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 17293, 34586, 69172, 86465, 138344, 172930, 276688, 345860, 691720, 709013, 1383440, 1418026, 2836052, 3545065, 5672104, 7090130, 11344208, 14180260, 28360520, 56721040]

約数ペア:

[(1, 56721040), (2, 28360520), (4, 14180260), (5, 11344208), (8, 7090130), (10, 5672104), (16, 3545065), (20, 2836052), (40, 1418026), (41, 1383440), (80, 709013), (82, 691720), (164, 345860), (205, 276688), (328, 172930), (410, 138344), (656, 86465), (820, 69172), (1640, 34586), (3280, 17293)]