20050030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2041

約数の個数: 64

約数和(自身を含む): 48480768

約数和(自身を除く): 28430738

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 2003, 4006, 5005, 10010, 10015, 14021, 20030, 22033, 26039, 28042, 44066, 52078, 70105, 110165, 130195, 140210, 154231, 182273, 220330, 260390, 286429, 308462, 364546, 572858, 771155, 911365, 1432145, 1542310, 1822730, 2005003, 2864290, 4010006, 10025015, 20050030]

約数ペア:

[(1, 20050030), (2, 10025015), (5, 4010006), (7, 2864290), (10, 2005003), (11, 1822730), (13, 1542310), (14, 1432145), (22, 911365), (26, 771155), (35, 572858), (55, 364546), (65, 308462), (70, 286429), (77, 260390), (91, 220330), (110, 182273), (130, 154231), (143, 140210), (154, 130195), (182, 110165), (286, 70105), (385, 52078), (455, 44066), (715, 28042), (770, 26039), (910, 22033), (1001, 20030), (1430, 14021), (2002, 10015), (2003, 10010), (4006, 5005)]