20127100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{28753}}^1$

素因数の和:28774

約数の個数: 36

約数和(自身を含む): 49916944

約数和(自身を除く): 29789844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 28753, 57506, 115012, 143765, 201271, 287530, 402542, 575060, 718825, 805084, 1006355, 1437650, 2012710, 2875300, 4025420, 5031775, 10063550, 20127100]

約数ペア:

[(1, 20127100), (2, 10063550), (4, 5031775), (5, 4025420), (7, 2875300), (10, 2012710), (14, 1437650), (20, 1006355), (25, 805084), (28, 718825), (35, 575060), (50, 402542), (70, 287530), (100, 201271), (140, 143765), (175, 115012), (350, 57506), (700, 28753)]