1440370064

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{210827}}^1$

素因数の和:210903

約数の個数: 40

約数和(自身を含む): 3241691328

約数和(自身を除く): 1801321264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 210827, 421654, 843308, 1475789, 1686616, 2951578, 3373232, 5903156, 11806312, 12860447, 23612624, 25720894, 51441788, 90023129, 102883576, 180046258, 205767152, 360092516, 720185032, 1440370064]

約数ペア:

[(1, 1440370064), (2, 720185032), (4, 360092516), (7, 205767152), (8, 180046258), (14, 102883576), (16, 90023129), (28, 51441788), (56, 25720894), (61, 23612624), (112, 12860447), (122, 11806312), (244, 5903156), (427, 3373232), (488, 2951578), (854, 1686616), (976, 1475789), (1708, 843308), (3416, 421654), (6832, 210827)]