42757340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 92431584

約数和(自身を除く): 49674244

約数列:

[1, 2, 4, 5, 10, 20, 61, 101, 122, 202, 244, 305, 347, 404, 505, 610, 694, 1010, 1220, 1388, 1735, 2020, 3470, 6161, 6940, 12322, 21167, 24644, 30805, 35047, 42334, 61610, 70094, 84668, 105835, 123220, 140188, 175235, 211670, 350470, 423340, 700940, 2137867, 4275734, 8551468, 10689335, 21378670, 42757340]

約数ペア:

[(1, 42757340), (2, 21378670), (4, 10689335), (5, 8551468), (10, 4275734), (20, 2137867), (61, 700940), (101, 423340), (122, 350470), (202, 211670), (244, 175235), (305, 140188), (347, 123220), (404, 105835), (505, 84668), (610, 70094), (694, 61610), (1010, 42334), (1220, 35047), (1388, 30805), (1735, 24644), (2020, 21167), (3470, 12322), (6161, 6940)]