25921140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61717}}^1$

素因数の和:61736

約数の個数: 48

約数和(自身を含む): 82948992

約数和(自身を除く): 57027852

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, 61717, 123434, 185151, 246868, 308585, 370302, 432019, 617170, 740604, 864038, 925755, 1234340, 1296057, 1728076, 1851510, 2160095, 2592114, 3703020, 4320190, 5184228, 6480285, 8640380, 12960570, 25921140]

約数ペア:

[(1, 25921140), (2, 12960570), (3, 8640380), (4, 6480285), (5, 5184228), (6, 4320190), (7, 3703020), (10, 2592114), (12, 2160095), (14, 1851510), (15, 1728076), (20, 1296057), (21, 1234340), (28, 925755), (30, 864038), (35, 740604), (42, 617170), (60, 432019), (70, 370302), (84, 308585), (105, 246868), (140, 185151), (210, 123434), (420, 61717)]