20611260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4241}}^1$

素因数の和:4265

約数の個数: 72

約数和(自身を含む): 64851696

約数和(自身を除く): 44240436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4241, 4860, 8482, 12723, 16964, 21205, 25446, 38169, 42410, 50892, 63615, 76338, 84820, 114507, 127230, 152676, 190845, 229014, 254460, 343521, 381690, 458028, 572535, 687042, 763380, 1030563, 1145070, 1374084, 1717605, 2061126, 2290140, 3435210, 4122252, 5152815, 6870420, 10305630, 20611260]

約数ペア:

[(1, 20611260), (2, 10305630), (3, 6870420), (4, 5152815), (5, 4122252), (6, 3435210), (9, 2290140), (10, 2061126), (12, 1717605), (15, 1374084), (18, 1145070), (20, 1030563), (27, 763380), (30, 687042), (36, 572535), (45, 458028), (54, 381690), (60, 343521), (81, 254460), (90, 229014), (108, 190845), (135, 152676), (162, 127230), (180, 114507), (243, 84820), (270, 76338), (324, 63615), (405, 50892), (486, 42410), (540, 38169), (810, 25446), (972, 21205), (1215, 16964), (1620, 12723), (2430, 8482), (4241, 4860)]