2783156690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{28201}}^1$

素因数の和:28418

約数の個数: 32

約数和(自身を含む): 5116970880

約数和(自身を除く): 2333814190

約数列:

[1, 2, 5, 10, 71, 139, 142, 278, 355, 695, 710, 1390, 9869, 19738, 28201, 49345, 56402, 98690, 141005, 282010, 2002271, 3919939, 4004542, 7839878, 10011355, 19599695, 20022710, 39199390, 278315669, 556631338, 1391578345, 2783156690]

約数ペア:

[(1, 2783156690), (2, 1391578345), (5, 556631338), (10, 278315669), (71, 39199390), (139, 20022710), (142, 19599695), (278, 10011355), (355, 7839878), (695, 4004542), (710, 3919939), (1390, 2002271), (9869, 282010), (19738, 141005), (28201, 98690), (49345, 56402)]