201919290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{13381}}^1$

素因数の和:13894

約数の個数: 32

約数和(自身を含む): 485606016

約数和(自身を除く): 283686726

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 503, 1006, 1509, 2515, 3018, 5030, 7545, 13381, 15090, 26762, 40143, 66905, 80286, 133810, 200715, 401430, 6730643, 13461286, 20191929, 33653215, 40383858, 67306430, 100959645, 201919290]

約数ペア:

[(1, 201919290), (2, 100959645), (3, 67306430), (5, 40383858), (6, 33653215), (10, 20191929), (15, 13461286), (30, 6730643), (503, 401430), (1006, 200715), (1509, 133810), (2515, 80286), (3018, 66905), (5030, 40143), (7545, 26762), (13381, 15090)]