12741820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7001}}^1$

素因数の和:7030

約数の個数: 48

約数和(自身を含む): 32937408

約数和(自身を除く): 20195588

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 7001, 14002, 28004, 35005, 49007, 70010, 91013, 98014, 140020, 182026, 196028, 245035, 364052, 455065, 490070, 637091, 910130, 980140, 1274182, 1820260, 2548364, 3185455, 6370910, 12741820]

約数ペア:

[(1, 12741820), (2, 6370910), (4, 3185455), (5, 2548364), (7, 1820260), (10, 1274182), (13, 980140), (14, 910130), (20, 637091), (26, 490070), (28, 455065), (35, 364052), (52, 245035), (65, 196028), (70, 182026), (91, 140020), (130, 98014), (140, 91013), (182, 70010), (260, 49007), (364, 35005), (455, 28004), (910, 14002), (1820, 7001)]