1915696020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4561181}}^1$

素因数の和:4561200

約数の個数: 48

約数和(自身を含む): 6130228608

約数和(自身を除く): 4214532588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4561181, 9122362, 13683543, 18244724, 22805905, 27367086, 31928267, 45611810, 54734172, 63856534, 68417715, 91223620, 95784801, 127713068, 136835430, 159641335, 191569602, 273670860, 319282670, 383139204, 478924005, 638565340, 957848010, 1915696020]

約数ペア:

[(1, 1915696020), (2, 957848010), (3, 638565340), (4, 478924005), (5, 383139204), (6, 319282670), (7, 273670860), (10, 191569602), (12, 159641335), (14, 136835430), (15, 127713068), (20, 95784801), (21, 91223620), (28, 68417715), (30, 63856534), (35, 54734172), (42, 45611810), (60, 31928267), (70, 27367086), (84, 22805905), (105, 18244724), (140, 13683543), (210, 9122362), (420, 4561181)]