7887960210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20225539}}^1$

素因数の和:20225562

約数の個数: 32

約数和(自身を含む): 20387344320

約数和(自身を除く): 12499384110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20225539, 40451078, 60676617, 101127695, 121353234, 202255390, 262932007, 303383085, 525864014, 606766170, 788796021, 1314660035, 1577592042, 2629320070, 3943980105, 7887960210]

約数ペア:

[(1, 7887960210), (2, 3943980105), (3, 2629320070), (5, 1577592042), (6, 1314660035), (10, 788796021), (13, 606766170), (15, 525864014), (26, 303383085), (30, 262932007), (39, 202255390), (65, 121353234), (78, 101127695), (130, 60676617), (195, 40451078), (390, 20225539)]