42879820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 98092512

約数和(自身を除く): 55212692

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 97, 115, 124, 155, 194, 230, 310, 388, 460, 485, 620, 713, 961, 970, 1426, 1922, 1940, 2231, 2852, 3007, 3565, 3844, 4462, 4805, 6014, 7130, 8924, 9610, 11155, 12028, 14260, 15035, 19220, 22103, 22310, 30070, 44206, 44620, 60140, 69161, 88412, 93217, 110515, 138322, 186434, 221030, 276644, 345805, 372868, 442060, 466085, 691610, 932170, 1383220, 1864340, 2143991, 4287982, 8575964, 10719955, 21439910, 42879820]

約数ペア:

[(1, 42879820), (2, 21439910), (4, 10719955), (5, 8575964), (10, 4287982), (20, 2143991), (23, 1864340), (31, 1383220), (46, 932170), (62, 691610), (92, 466085), (97, 442060), (115, 372868), (124, 345805), (155, 276644), (194, 221030), (230, 186434), (310, 138322), (388, 110515), (460, 93217), (485, 88412), (620, 69161), (713, 60140), (961, 44620), (970, 44206), (1426, 30070), (1922, 22310), (1940, 22103), (2231, 19220), (2852, 15035), (3007, 14260), (3565, 12028), (3844, 11155), (4462, 9610), (4805, 8924), (6014, 7130)]