15369940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 33530112

約数和(自身を除く): 18160172

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 166, 188, 197, 235, 332, 394, 415, 470, 788, 830, 940, 985, 1660, 1970, 3901, 3940, 7802, 9259, 15604, 16351, 18518, 19505, 32702, 37036, 39010, 46295, 65404, 78020, 81755, 92590, 163510, 185180, 327020, 768497, 1536994, 3073988, 3842485, 7684970, 15369940]

約数ペア:

[(1, 15369940), (2, 7684970), (4, 3842485), (5, 3073988), (10, 1536994), (20, 768497), (47, 327020), (83, 185180), (94, 163510), (166, 92590), (188, 81755), (197, 78020), (235, 65404), (332, 46295), (394, 39010), (415, 37036), (470, 32702), (788, 19505), (830, 18518), (940, 16351), (985, 15604), (1660, 9259), (1970, 7802), (3901, 3940)]