1288892410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{267961}}^1$

素因数の和:268018

約数の個数: 32

約数和(自身を含む): 2566004112

約数和(自身を除く): 1277111702

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 267961, 535922, 1339805, 2679610, 3483493, 6966986, 9914557, 17417465, 19829114, 34834930, 49572785, 99145570, 128889241, 257778482, 644446205, 1288892410]

約数ペア:

[(1, 1288892410), (2, 644446205), (5, 257778482), (10, 128889241), (13, 99145570), (26, 49572785), (37, 34834930), (65, 19829114), (74, 17417465), (130, 9914557), (185, 6966986), (370, 3483493), (481, 2679610), (962, 1339805), (2405, 535922), (4810, 267961)]