15344420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8431}}^1$

素因数の和:8460

約数の個数: 48

約数和(自身を含む): 39664128

約数和(自身を除く): 24319708

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, 8431, 16862, 33724, 42155, 59017, 84310, 109603, 118034, 168620, 219206, 236068, 295085, 438412, 548015, 590170, 767221, 1096030, 1180340, 1534442, 2192060, 3068884, 3836105, 7672210, 15344420]

約数ペア:

[(1, 15344420), (2, 7672210), (4, 3836105), (5, 3068884), (7, 2192060), (10, 1534442), (13, 1180340), (14, 1096030), (20, 767221), (26, 590170), (28, 548015), (35, 438412), (52, 295085), (65, 236068), (70, 219206), (91, 168620), (130, 118034), (140, 109603), (182, 84310), (260, 59017), (364, 42155), (455, 33724), (910, 16862), (1820, 8431)]