84017240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{487}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 200275200

約数和(自身を除く): 116257960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 227, 380, 454, 487, 760, 908, 974, 1135, 1816, 1948, 2270, 2435, 3896, 4313, 4540, 4870, 8626, 9080, 9253, 9740, 17252, 18506, 19480, 21565, 34504, 37012, 43130, 46265, 74024, 86260, 92530, 110549, 172520, 185060, 221098, 370120, 442196, 552745, 884392, 1105490, 2100431, 2210980, 4200862, 4421960, 8401724, 10502155, 16803448, 21004310, 42008620, 84017240]

約数ペア:

[(1, 84017240), (2, 42008620), (4, 21004310), (5, 16803448), (8, 10502155), (10, 8401724), (19, 4421960), (20, 4200862), (38, 2210980), (40, 2100431), (76, 1105490), (95, 884392), (152, 552745), (190, 442196), (227, 370120), (380, 221098), (454, 185060), (487, 172520), (760, 110549), (908, 92530), (974, 86260), (1135, 74024), (1816, 46265), (1948, 43130), (2270, 37012), (2435, 34504), (3896, 21565), (4313, 19480), (4540, 18506), (4870, 17252), (8626, 9740), (9080, 9253)]