38491180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21149}}^1$

素因数の和:21178

約数の個数: 48

約数和(自身を含む): 99489600

約数和(自身を除く): 60998420

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, 21149, 42298, 84596, 105745, 148043, 211490, 274937, 296086, 422980, 549874, 592172, 740215, 1099748, 1374685, 1480430, 1924559, 2749370, 2960860, 3849118, 5498740, 7698236, 9622795, 19245590, 38491180]

約数ペア:

[(1, 38491180), (2, 19245590), (4, 9622795), (5, 7698236), (7, 5498740), (10, 3849118), (13, 2960860), (14, 2749370), (20, 1924559), (26, 1480430), (28, 1374685), (35, 1099748), (52, 740215), (65, 592172), (70, 549874), (91, 422980), (130, 296086), (140, 274937), (182, 211490), (260, 148043), (364, 105745), (455, 84596), (910, 42298), (1820, 21149)]