26459720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1783}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 69361920

約数和(自身を除く): 42902200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1783, 1855, 2120, 2968, 3566, 3710, 7132, 7420, 8915, 12481, 14264, 14840, 17830, 24962, 35660, 49924, 62405, 71320, 94499, 99848, 124810, 188998, 249620, 377996, 472495, 499240, 661493, 755992, 944990, 1322986, 1889980, 2645972, 3307465, 3779960, 5291944, 6614930, 13229860, 26459720]

約数ペア:

[(1, 26459720), (2, 13229860), (4, 6614930), (5, 5291944), (7, 3779960), (8, 3307465), (10, 2645972), (14, 1889980), (20, 1322986), (28, 944990), (35, 755992), (40, 661493), (53, 499240), (56, 472495), (70, 377996), (106, 249620), (140, 188998), (212, 124810), (265, 99848), (280, 94499), (371, 71320), (424, 62405), (530, 49924), (742, 35660), (1060, 24962), (1484, 17830), (1783, 14840), (1855, 14264), (2120, 12481), (2968, 8915), (3566, 7420), (3710, 7132)]