42821540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69067}}^1$

素因数の和:69107

約数の個数: 24

約数和(自身を含む): 92827392

約数和(自身を除く): 50005852

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 69067, 138134, 276268, 345335, 690670, 1381340, 2141077, 4282154, 8564308, 10705385, 21410770, 42821540]

約数ペア:

[(1, 42821540), (2, 21410770), (4, 10705385), (5, 8564308), (10, 4282154), (20, 2141077), (31, 1381340), (62, 690670), (124, 345335), (155, 276268), (310, 138134), (620, 69067)]