219809860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{5119}}^1$

素因数の和:5260

約数の個数: 48

約数和(自身を含む): 490291200

約数和(自身を除く): 270481340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2147, 2260, 4294, 5119, 8588, 10238, 10735, 20476, 21470, 25595, 42940, 51190, 97261, 102380, 194522, 389044, 486305, 578447, 972610, 1156894, 1945220, 2313788, 2892235, 5784470, 10990493, 11568940, 21980986, 43961972, 54952465, 109904930, 219809860]

約数ペア:

[(1, 219809860), (2, 109904930), (4, 54952465), (5, 43961972), (10, 21980986), (19, 11568940), (20, 10990493), (38, 5784470), (76, 2892235), (95, 2313788), (113, 1945220), (190, 1156894), (226, 972610), (380, 578447), (452, 486305), (565, 389044), (1130, 194522), (2147, 102380), (2260, 97261), (4294, 51190), (5119, 42940), (8588, 25595), (10238, 21470), (10735, 20476)]