42104120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11827}}^1$

素因数の和:11927

約数の個数: 32

約数和(自身を含む): 95806800

約数和(自身を除く): 53702680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 11827, 23654, 47308, 59135, 94616, 118270, 236540, 473080, 1052603, 2105206, 4210412, 5263015, 8420824, 10526030, 21052060, 42104120]

約数ペア:

[(1, 42104120), (2, 21052060), (4, 10526030), (5, 8420824), (8, 5263015), (10, 4210412), (20, 2105206), (40, 1052603), (89, 473080), (178, 236540), (356, 118270), (445, 94616), (712, 59135), (890, 47308), (1780, 23654), (3560, 11827)]