27861780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1103}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 78269184

約数和(自身を除く): 50407404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1103, 1263, 1684, 2105, 2206, 2526, 3309, 4210, 4412, 5052, 5515, 6315, 6618, 8420, 11030, 12630, 13236, 16545, 22060, 25260, 33090, 66180, 464363, 928726, 1393089, 1857452, 2321815, 2786178, 4643630, 5572356, 6965445, 9287260, 13930890, 27861780]

約数ペア:

[(1, 27861780), (2, 13930890), (3, 9287260), (4, 6965445), (5, 5572356), (6, 4643630), (10, 2786178), (12, 2321815), (15, 1857452), (20, 1393089), (30, 928726), (60, 464363), (421, 66180), (842, 33090), (1103, 25260), (1263, 22060), (1684, 16545), (2105, 13236), (2206, 12630), (2526, 11030), (3309, 8420), (4210, 6618), (4412, 6315), (5052, 5515)]