4165180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 9384480

約数和(自身を除く): 5219300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 113, 190, 194, 226, 380, 388, 452, 485, 565, 970, 1130, 1843, 1940, 2147, 2260, 3686, 4294, 7372, 8588, 9215, 10735, 10961, 18430, 21470, 21922, 36860, 42940, 43844, 54805, 109610, 208259, 219220, 416518, 833036, 1041295, 2082590, 4165180]

約数ペア:

[(1, 4165180), (2, 2082590), (4, 1041295), (5, 833036), (10, 416518), (19, 219220), (20, 208259), (38, 109610), (76, 54805), (95, 43844), (97, 42940), (113, 36860), (190, 21922), (194, 21470), (226, 18430), (380, 10961), (388, 10735), (452, 9215), (485, 8588), (565, 7372), (970, 4294), (1130, 3686), (1843, 2260), (1940, 2147)]