40272680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143831}}^1$

素因数の和:143849

約数の個数: 32

約数和(自身を含む): 103559040

約数和(自身を除く): 63286360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143831, 287662, 575324, 719155, 1006817, 1150648, 1438310, 2013634, 2876620, 4027268, 5034085, 5753240, 8054536, 10068170, 20136340, 40272680]

約数ペア:

[(1, 40272680), (2, 20136340), (4, 10068170), (5, 8054536), (7, 5753240), (8, 5034085), (10, 4027268), (14, 2876620), (20, 2013634), (28, 1438310), (35, 1150648), (40, 1006817), (56, 719155), (70, 575324), (140, 287662), (280, 143831)]