40257464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1439}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 81648000

約数和(自身を除く): 41390536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269, 538, 1076, 1439, 2152, 2878, 3497, 5756, 6994, 11512, 13988, 18707, 27976, 37414, 74828, 149656, 387091, 774182, 1548364, 3096728, 5032183, 10064366, 20128732, 40257464]

約数ペア:

[(1, 40257464), (2, 20128732), (4, 10064366), (8, 5032183), (13, 3096728), (26, 1548364), (52, 774182), (104, 387091), (269, 149656), (538, 74828), (1076, 37414), (1439, 27976), (2152, 18707), (2878, 13988), (3497, 11512), (5756, 6994)]