40064440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77047}}^1$

素因数の和:77071

約数の個数: 32

約数和(自身を含む): 97080480

約数和(自身を除く): 57016040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 77047, 154094, 308188, 385235, 616376, 770470, 1001611, 1540940, 2003222, 3081880, 4006444, 5008055, 8012888, 10016110, 20032220, 40064440]

約数ペア:

[(1, 40064440), (2, 20032220), (4, 10016110), (5, 8012888), (8, 5008055), (10, 4006444), (13, 3081880), (20, 2003222), (26, 1540940), (40, 1001611), (52, 770470), (65, 616376), (104, 385235), (130, 308188), (260, 154094), (520, 77047)]