2057156680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{9473}}^1$

素因数の和:9634

約数の個数: 64

約数和(自身を含む): 4757842800

約数和(自身を除く): 2700686120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 89, 122, 178, 244, 305, 356, 445, 488, 610, 712, 890, 1220, 1780, 2440, 3560, 5429, 9473, 10858, 18946, 21716, 27145, 37892, 43432, 47365, 54290, 75784, 94730, 108580, 189460, 217160, 378920, 577853, 843097, 1155706, 1686194, 2311412, 2889265, 3372388, 4215485, 4622824, 5778530, 6744776, 8430970, 11557060, 16861940, 23114120, 33723880, 51428917, 102857834, 205715668, 257144585, 411431336, 514289170, 1028578340, 2057156680]

約数ペア:

[(1, 2057156680), (2, 1028578340), (4, 514289170), (5, 411431336), (8, 257144585), (10, 205715668), (20, 102857834), (40, 51428917), (61, 33723880), (89, 23114120), (122, 16861940), (178, 11557060), (244, 8430970), (305, 6744776), (356, 5778530), (445, 4622824), (488, 4215485), (610, 3372388), (712, 2889265), (890, 2311412), (1220, 1686194), (1780, 1155706), (2440, 843097), (3560, 577853), (5429, 378920), (9473, 217160), (10858, 189460), (18946, 108580), (21716, 94730), (27145, 75784), (37892, 54290), (43432, 47365)]