11987900

素因数分解:

$2^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:710

約数の個数: 36

約数和(自身を含む): 26164992

約数和(自身を除く): 14177092

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 313, 383, 626, 766, 1252, 1532, 1565, 1915, 3130, 3830, 6260, 7660, 7825, 9575, 15650, 19150, 31300, 38300, 119879, 239758, 479516, 599395, 1198790, 2397580, 2996975, 5993950, 11987900]

約数ペア:

[(1, 11987900), (2, 5993950), (4, 2996975), (5, 2397580), (10, 1198790), (20, 599395), (25, 479516), (50, 239758), (100, 119879), (313, 38300), (383, 31300), (626, 19150), (766, 15650), (1252, 9575), (1532, 7825), (1565, 7660), (1915, 6260), (3130, 3830)]