20578933230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{49043}}^1$

素因数の和:49321

約数の個数: 64

約数和(自身を含む): 50340331008

約数和(自身を除く): 29761397778

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 197, 213, 355, 394, 426, 591, 710, 985, 1065, 1182, 1970, 2130, 2955, 5910, 13987, 27974, 41961, 49043, 69935, 83922, 98086, 139870, 147129, 209805, 245215, 294258, 419610, 490430, 735645, 1471290, 3482053, 6964106, 9661471, 10446159, 17410265, 19322942, 20892318, 28984413, 34820530, 48307355, 52230795, 57968826, 96614710, 104461590, 144922065, 289844130, 685964441, 1371928882, 2057893323, 3429822205, 4115786646, 6859644410, 10289466615, 20578933230]

約数ペア:

[(1, 20578933230), (2, 10289466615), (3, 6859644410), (5, 4115786646), (6, 3429822205), (10, 2057893323), (15, 1371928882), (30, 685964441), (71, 289844130), (142, 144922065), (197, 104461590), (213, 96614710), (355, 57968826), (394, 52230795), (426, 48307355), (591, 34820530), (710, 28984413), (985, 20892318), (1065, 19322942), (1182, 17410265), (1970, 10446159), (2130, 9661471), (2955, 6964106), (5910, 3482053), (13987, 1471290), (27974, 735645), (41961, 490430), (49043, 419610), (69935, 294258), (83922, 245215), (98086, 209805), (139870, 147129)]