187802120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3989}}^1$

素因数の和:4118

約数の個数: 64

約数和(自身を含む): 465393600

約数和(自身を除く): 277591480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 3989, 4280, 4708, 5885, 7978, 9416, 11770, 15956, 19945, 23540, 31912, 39890, 43879, 47080, 79780, 87758, 159560, 175516, 219395, 351032, 426823, 438790, 853646, 877580, 1707292, 1755160, 2134115, 3414584, 4268230, 4695053, 8536460, 9390106, 17072920, 18780212, 23475265, 37560424, 46950530, 93901060, 187802120]

約数ペア:

[(1, 187802120), (2, 93901060), (4, 46950530), (5, 37560424), (8, 23475265), (10, 18780212), (11, 17072920), (20, 9390106), (22, 8536460), (40, 4695053), (44, 4268230), (55, 3414584), (88, 2134115), (107, 1755160), (110, 1707292), (214, 877580), (220, 853646), (428, 438790), (440, 426823), (535, 351032), (856, 219395), (1070, 175516), (1177, 159560), (2140, 87758), (2354, 79780), (3989, 47080), (4280, 43879), (4708, 39890), (5885, 31912), (7978, 23540), (9416, 19945), (11770, 15956)]