39125620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 84913920

約数和(自身を除く): 45788300

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 107, 188, 214, 235, 389, 428, 470, 535, 778, 940, 1070, 1556, 1945, 2140, 3890, 5029, 7780, 10058, 18283, 20116, 25145, 36566, 41623, 50290, 73132, 83246, 91415, 100580, 166492, 182830, 208115, 365660, 416230, 832460, 1956281, 3912562, 7825124, 9781405, 19562810, 39125620]

約数ペア:

[(1, 39125620), (2, 19562810), (4, 9781405), (5, 7825124), (10, 3912562), (20, 1956281), (47, 832460), (94, 416230), (107, 365660), (188, 208115), (214, 182830), (235, 166492), (389, 100580), (428, 91415), (470, 83246), (535, 73132), (778, 50290), (940, 41623), (1070, 36566), (1556, 25145), (1945, 20116), (2140, 18283), (3890, 10058), (5029, 7780)]