326890840

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{54121}}^1$

素因数の和:54283

約数の個数: 32

約数和(自身を含む): 740388960

約数和(自身を除く): 413498120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 54121, 108242, 216484, 270605, 432968, 541210, 1082420, 2164840, 8172271, 16344542, 32689084, 40861355, 65378168, 81722710, 163445420, 326890840]

約数ペア:

[(1, 326890840), (2, 163445420), (4, 81722710), (5, 65378168), (8, 40861355), (10, 32689084), (20, 16344542), (40, 8172271), (151, 2164840), (302, 1082420), (604, 541210), (755, 432968), (1208, 270605), (1510, 216484), (3020, 108242), (6040, 54121)]