423025720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{813511}}^1$

素因数の和:813535

約数の個数: 32

約数和(自身を含む): 1025025120

約数和(自身を除く): 601999400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 813511, 1627022, 3254044, 4067555, 6508088, 8135110, 10575643, 16270220, 21151286, 32540440, 42302572, 52878215, 84605144, 105756430, 211512860, 423025720]

約数ペア:

[(1, 423025720), (2, 211512860), (4, 105756430), (5, 84605144), (8, 52878215), (10, 42302572), (13, 32540440), (20, 21151286), (26, 16270220), (40, 10575643), (52, 8135110), (65, 6508088), (104, 4067555), (130, 3254044), (260, 1627022), (520, 813511)]