19724580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36527}}^1$

素因数の和:36545

約数の個数: 48

約数和(自身を含む): 61367040

約数和(自身を除く): 41642460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36527, 73054, 109581, 146108, 182635, 219162, 328743, 365270, 438324, 547905, 657486, 730540, 986229, 1095810, 1314972, 1643715, 1972458, 2191620, 3287430, 3944916, 4931145, 6574860, 9862290, 19724580]

約数ペア:

[(1, 19724580), (2, 9862290), (3, 6574860), (4, 4931145), (5, 3944916), (6, 3287430), (9, 2191620), (10, 1972458), (12, 1643715), (15, 1314972), (18, 1095810), (20, 986229), (27, 730540), (30, 657486), (36, 547905), (45, 438324), (54, 365270), (60, 328743), (90, 219162), (108, 182635), (135, 146108), (180, 109581), (270, 73054), (540, 36527)]