2560530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 7153920

約数和(自身を除く): 4593390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 137, 178, 210, 267, 274, 411, 445, 534, 623, 685, 822, 890, 959, 1246, 1335, 1370, 1869, 1918, 2055, 2670, 2877, 3115, 3738, 4110, 4795, 5754, 6230, 9345, 9590, 12193, 14385, 18690, 24386, 28770, 36579, 60965, 73158, 85351, 121930, 170702, 182895, 256053, 365790, 426755, 512106, 853510, 1280265, 2560530]

約数ペア:

[(1, 2560530), (2, 1280265), (3, 853510), (5, 512106), (6, 426755), (7, 365790), (10, 256053), (14, 182895), (15, 170702), (21, 121930), (30, 85351), (35, 73158), (42, 60965), (70, 36579), (89, 28770), (105, 24386), (137, 18690), (178, 14385), (210, 12193), (267, 9590), (274, 9345), (411, 6230), (445, 5754), (534, 4795), (623, 4110), (685, 3738), (822, 3115), (890, 2877), (959, 2670), (1246, 2055), (1335, 1918), (1370, 1869)]