42081880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33937}}^1$

素因数の和:33979

約数の個数: 32

約数和(自身を含む): 97741440

約数和(自身を除く): 55659560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 33937, 67874, 135748, 169685, 271496, 339370, 678740, 1052047, 1357480, 2104094, 4208188, 5260235, 8416376, 10520470, 21040940, 42081880]

約数ペア:

[(1, 42081880), (2, 21040940), (4, 10520470), (5, 8416376), (8, 5260235), (10, 4208188), (20, 2104094), (31, 1357480), (40, 1052047), (62, 678740), (124, 339370), (155, 271496), (248, 169685), (310, 135748), (620, 67874), (1240, 33937)]