1681396010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{269887}}^1$

素因数の和:269990

約数の個数: 32

約数和(自身を含む): 3497748480

約数和(自身を除く): 1816352470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 269887, 539774, 1349435, 1889209, 2698870, 3778418, 9446045, 18892090, 24019943, 48039886, 120099715, 168139601, 240199430, 336279202, 840698005, 1681396010]

約数ペア:

[(1, 1681396010), (2, 840698005), (5, 336279202), (7, 240199430), (10, 168139601), (14, 120099715), (35, 48039886), (70, 24019943), (89, 18892090), (178, 9446045), (445, 3778418), (623, 2698870), (890, 1889209), (1246, 1349435), (3115, 539774), (6230, 269887)]