879571880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{46489}}^1$

素因数の和:46554

約数の個数: 64

約数和(自身を含む): 2209204800

約数和(自身を除く): 1329632920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 18920, 46489, 92978, 185956, 232445, 371912, 464890, 511379, 929780, 1022758, 1859560, 1999027, 2045516, 2556895, 3998054, 4091032, 5113790, 7996108, 9995135, 10227580, 15992216, 19990270, 20455160, 21989297, 39980540, 43978594, 79961080, 87957188, 109946485, 175914376, 219892970, 439785940, 879571880]

約数ペア:

[(1, 879571880), (2, 439785940), (4, 219892970), (5, 175914376), (8, 109946485), (10, 87957188), (11, 79961080), (20, 43978594), (22, 39980540), (40, 21989297), (43, 20455160), (44, 19990270), (55, 15992216), (86, 10227580), (88, 9995135), (110, 7996108), (172, 5113790), (215, 4091032), (220, 3998054), (344, 2556895), (430, 2045516), (440, 1999027), (473, 1859560), (860, 1022758), (946, 929780), (1720, 511379), (1892, 464890), (2365, 371912), (3784, 232445), (4730, 185956), (9460, 92978), (18920, 46489)]