4756780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 11624256

約数和(自身を除く): 6867476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 557, 610, 854, 1114, 1220, 1708, 2135, 2228, 2785, 3899, 4270, 5570, 7798, 8540, 11140, 15596, 19495, 33977, 38990, 67954, 77980, 135908, 169885, 237839, 339770, 475678, 679540, 951356, 1189195, 2378390, 4756780]

約数ペア:

[(1, 4756780), (2, 2378390), (4, 1189195), (5, 951356), (7, 679540), (10, 475678), (14, 339770), (20, 237839), (28, 169885), (35, 135908), (61, 77980), (70, 67954), (122, 38990), (140, 33977), (244, 19495), (305, 15596), (427, 11140), (557, 8540), (610, 7798), (854, 5570), (1114, 4270), (1220, 3899), (1708, 2785), (2135, 2228)]