304962020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{32237}}^1$

素因数の和:32300

約数の個数: 48

約数和(自身を含む): 714909888

約数和(自身を除く): 409947868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 32237, 64474, 128948, 161185, 322370, 354607, 644740, 709214, 1386191, 1418428, 1773035, 2772382, 3546070, 5544764, 6930955, 7092140, 13861910, 15248101, 27723820, 30496202, 60992404, 76240505, 152481010, 304962020]

約数ペア:

[(1, 304962020), (2, 152481010), (4, 76240505), (5, 60992404), (10, 30496202), (11, 27723820), (20, 15248101), (22, 13861910), (43, 7092140), (44, 6930955), (55, 5544764), (86, 3546070), (110, 2772382), (172, 1773035), (215, 1418428), (220, 1386191), (430, 709214), (473, 644740), (860, 354607), (946, 322370), (1892, 161185), (2365, 128948), (4730, 64474), (9460, 32237)]