40082120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77081}}^1$

素因数の和:77105

約数の個数: 32

約数和(自身を含む): 97123320

約数和(自身を除く): 57041200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77081, 154162, 308324, 385405, 616648, 770810, 1002053, 1541620, 2004106, 3083240, 4008212, 5010265, 8016424, 10020530, 20041060, 40082120]

約数ペア:

[(1, 40082120), (2, 20041060), (4, 10020530), (5, 8016424), (8, 5010265), (10, 4008212), (13, 3083240), (20, 2004106), (26, 1541620), (40, 1002053), (52, 770810), (65, 616648), (104, 385405), (130, 308324), (260, 154162), (520, 77081)]