8289890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 18800640

約数和(自身を除く): 10510750

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 271, 322, 437, 542, 665, 805, 874, 1330, 1355, 1610, 1897, 2185, 2710, 3059, 3794, 4370, 5149, 6118, 6233, 9485, 10298, 12466, 15295, 18970, 25745, 30590, 31165, 36043, 43631, 51490, 62330, 72086, 87262, 118427, 180215, 218155, 236854, 360430, 436310, 592135, 828989, 1184270, 1657978, 4144945, 8289890]

約数ペア:

[(1, 8289890), (2, 4144945), (5, 1657978), (7, 1184270), (10, 828989), (14, 592135), (19, 436310), (23, 360430), (35, 236854), (38, 218155), (46, 180215), (70, 118427), (95, 87262), (115, 72086), (133, 62330), (161, 51490), (190, 43631), (230, 36043), (266, 31165), (271, 30590), (322, 25745), (437, 18970), (542, 15295), (665, 12466), (805, 10298), (874, 9485), (1330, 6233), (1355, 6118), (1610, 5149), (1897, 4370), (2185, 3794), (2710, 3059)]