28627900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{40897}}^1$

素因数の和:40918

約数の個数: 36

約数和(自身を含む): 70998928

約数和(自身を除く): 42371028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 40897, 81794, 163588, 204485, 286279, 408970, 572558, 817940, 1022425, 1145116, 1431395, 2044850, 2862790, 4089700, 5725580, 7156975, 14313950, 28627900]

約数ペア:

[(1, 28627900), (2, 14313950), (4, 7156975), (5, 5725580), (7, 4089700), (10, 2862790), (14, 2044850), (20, 1431395), (25, 1145116), (28, 1022425), (35, 817940), (50, 572558), (70, 408970), (100, 286279), (140, 204485), (175, 163588), (350, 81794), (700, 40897)]