1796687620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{987191}}^1$

素因数の和:987220

約数の個数: 48

約数和(自身を含む): 4643751168

約数和(自身を除く): 2847063548

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, 987191, 1974382, 3948764, 4935955, 6910337, 9871910, 12833483, 13820674, 19743820, 25666966, 27641348, 34551685, 51333932, 64167415, 69103370, 89834381, 128334830, 138206740, 179668762, 256669660, 359337524, 449171905, 898343810, 1796687620]

約数ペア:

[(1, 1796687620), (2, 898343810), (4, 449171905), (5, 359337524), (7, 256669660), (10, 179668762), (13, 138206740), (14, 128334830), (20, 89834381), (26, 69103370), (28, 64167415), (35, 51333932), (52, 34551685), (65, 27641348), (70, 25666966), (91, 19743820), (130, 13820674), (140, 12833483), (182, 9871910), (260, 6910337), (364, 4935955), (455, 3948764), (910, 1974382), (1820, 987191)]