19440420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17053}}^1$

素因数の和:17084

約数の個数: 48

約数和(自身を含む): 57301440

約数和(自身を除く): 37861020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17053, 34106, 51159, 68212, 85265, 102318, 170530, 204636, 255795, 324007, 341060, 511590, 648014, 972021, 1023180, 1296028, 1620035, 1944042, 3240070, 3888084, 4860105, 6480140, 9720210, 19440420]

約数ペア:

[(1, 19440420), (2, 9720210), (3, 6480140), (4, 4860105), (5, 3888084), (6, 3240070), (10, 1944042), (12, 1620035), (15, 1296028), (19, 1023180), (20, 972021), (30, 648014), (38, 511590), (57, 341060), (60, 324007), (76, 255795), (95, 204636), (114, 170530), (190, 102318), (228, 85265), (285, 68212), (380, 51159), (570, 34106), (1140, 17053)]