764192020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^2$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 1704253824

約数和(自身を除く): 940061804

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 127, 206, 230, 254, 412, 460, 508, 515, 635, 1030, 1270, 2060, 2369, 2540, 2921, 4738, 5842, 9476, 11684, 11845, 13081, 14605, 16129, 23690, 26162, 29210, 32258, 47380, 52324, 58420, 64516, 65405, 80645, 130810, 161290, 261620, 300863, 322580, 370967, 601726, 741934, 1203452, 1483868, 1504315, 1661287, 1854835, 3008630, 3322574, 3709670, 6017260, 6645148, 7419340, 8306435, 16612870, 33225740, 38209601, 76419202, 152838404, 191048005, 382096010, 764192020]

約数ペア:

[(1, 764192020), (2, 382096010), (4, 191048005), (5, 152838404), (10, 76419202), (20, 38209601), (23, 33225740), (46, 16612870), (92, 8306435), (103, 7419340), (115, 6645148), (127, 6017260), (206, 3709670), (230, 3322574), (254, 3008630), (412, 1854835), (460, 1661287), (508, 1504315), (515, 1483868), (635, 1203452), (1030, 741934), (1270, 601726), (2060, 370967), (2369, 322580), (2540, 300863), (2921, 261620), (4738, 161290), (5842, 130810), (9476, 80645), (11684, 65405), (11845, 64516), (13081, 58420), (14605, 52324), (16129, 47380), (23690, 32258), (26162, 29210)]