20740803070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{17209}}^1$

素因数の和:17429

約数の個数: 64

約数和(自身を含む): 41079306240

約数和(自身を除く): 20338503170

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 127, 130, 146, 254, 365, 635, 730, 949, 1270, 1651, 1898, 3302, 4745, 8255, 9271, 9490, 16510, 17209, 18542, 34418, 46355, 86045, 92710, 120523, 172090, 223717, 241046, 447434, 602615, 1118585, 1205230, 1256257, 2185543, 2237170, 2512514, 4371086, 6281285, 10927715, 12562570, 16331341, 21855430, 28412059, 32662682, 56824118, 81656705, 142060295, 159544639, 163313410, 284120590, 319089278, 797723195, 1595446390, 2074080307, 4148160614, 10370401535, 20740803070]

約数ペア:

[(1, 20740803070), (2, 10370401535), (5, 4148160614), (10, 2074080307), (13, 1595446390), (26, 797723195), (65, 319089278), (73, 284120590), (127, 163313410), (130, 159544639), (146, 142060295), (254, 81656705), (365, 56824118), (635, 32662682), (730, 28412059), (949, 21855430), (1270, 16331341), (1651, 12562570), (1898, 10927715), (3302, 6281285), (4745, 4371086), (8255, 2512514), (9271, 2237170), (9490, 2185543), (16510, 1256257), (17209, 1205230), (18542, 1118585), (34418, 602615), (46355, 447434), (86045, 241046), (92710, 223717), (120523, 172090)]