51745820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11923}}^1$

素因数の和:11970

約数の個数: 48

約数和(自身を含む): 128206848

約数和(自身を除く): 76461028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 11923, 23846, 47692, 59615, 83461, 119230, 166922, 238460, 333844, 369613, 417305, 739226, 834610, 1478452, 1669220, 1848065, 2587291, 3696130, 5174582, 7392260, 10349164, 12936455, 25872910, 51745820]

約数ペア:

[(1, 51745820), (2, 25872910), (4, 12936455), (5, 10349164), (7, 7392260), (10, 5174582), (14, 3696130), (20, 2587291), (28, 1848065), (31, 1669220), (35, 1478452), (62, 834610), (70, 739226), (124, 417305), (140, 369613), (155, 333844), (217, 238460), (310, 166922), (434, 119230), (620, 83461), (868, 59615), (1085, 47692), (2170, 23846), (4340, 11923)]