1140379640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{5081}}^1$

素因数の和:5304

約数の個数: 64

約数和(自身を含む): 2663781120

約数和(自身を除く): 1523401480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 181, 248, 310, 362, 620, 724, 905, 1240, 1448, 1810, 3620, 5081, 5611, 7240, 10162, 11222, 20324, 22444, 25405, 28055, 40648, 44888, 50810, 56110, 101620, 112220, 157511, 203240, 224440, 315022, 630044, 787555, 919661, 1260088, 1575110, 1839322, 3150220, 3678644, 4598305, 6300440, 7357288, 9196610, 18393220, 28509491, 36786440, 57018982, 114037964, 142547455, 228075928, 285094910, 570189820, 1140379640]

約数ペア:

[(1, 1140379640), (2, 570189820), (4, 285094910), (5, 228075928), (8, 142547455), (10, 114037964), (20, 57018982), (31, 36786440), (40, 28509491), (62, 18393220), (124, 9196610), (155, 7357288), (181, 6300440), (248, 4598305), (310, 3678644), (362, 3150220), (620, 1839322), (724, 1575110), (905, 1260088), (1240, 919661), (1448, 787555), (1810, 630044), (3620, 315022), (5081, 224440), (5611, 203240), (7240, 157511), (10162, 112220), (11222, 101620), (20324, 56110), (22444, 50810), (25405, 44888), (28055, 40648)]