432920920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{121607}}^1$

素因数の和:121707

約数の個数: 32

約数和(自身を含む): 985024800

約数和(自身を除く): 552103880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 121607, 243214, 486428, 608035, 972856, 1216070, 2432140, 4864280, 10823023, 21646046, 43292092, 54115115, 86584184, 108230230, 216460460, 432920920]

約数ペア:

[(1, 432920920), (2, 216460460), (4, 108230230), (5, 86584184), (8, 54115115), (10, 43292092), (20, 21646046), (40, 10823023), (89, 4864280), (178, 2432140), (356, 1216070), (445, 972856), (712, 608035), (890, 486428), (1780, 243214), (3560, 121607)]