20386060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3527}}^1$

素因数の和:3570

約数の個数: 36

約数和(自身を含む): 45490032

約数和(自身を除く): 25103972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3527, 5780, 7054, 14108, 17635, 35270, 59959, 70540, 119918, 239836, 299795, 599590, 1019303, 1199180, 2038606, 4077212, 5096515, 10193030, 20386060]

約数ペア:

[(1, 20386060), (2, 10193030), (4, 5096515), (5, 4077212), (10, 2038606), (17, 1199180), (20, 1019303), (34, 599590), (68, 299795), (85, 239836), (170, 119918), (289, 70540), (340, 59959), (578, 35270), (1156, 17635), (1445, 14108), (2890, 7054), (3527, 5780)]