40688060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1783}}^1$

素因数の和:1962

約数の個数: 48

約数和(自身を含む): 98305536

約数和(自身を除く): 57617476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 1783, 2282, 3260, 3566, 4564, 5705, 7132, 8915, 11410, 12481, 17830, 22820, 24962, 35660, 49924, 62405, 124810, 249620, 290629, 581258, 1162516, 1453145, 2034403, 2906290, 4068806, 5812580, 8137612, 10172015, 20344030, 40688060]

約数ペア:

[(1, 40688060), (2, 20344030), (4, 10172015), (5, 8137612), (7, 5812580), (10, 4068806), (14, 2906290), (20, 2034403), (28, 1453145), (35, 1162516), (70, 581258), (140, 290629), (163, 249620), (326, 124810), (652, 62405), (815, 49924), (1141, 35660), (1630, 24962), (1783, 22820), (2282, 17830), (3260, 12481), (3566, 11410), (4564, 8915), (5705, 7132)]