27676540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 61679520

約数和(自身を除く): 34002980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 421, 692, 842, 865, 1684, 1730, 2105, 3287, 3460, 4210, 6574, 7999, 8420, 13148, 15998, 16435, 31996, 32870, 39995, 65740, 72833, 79990, 145666, 159980, 291332, 364165, 728330, 1383827, 1456660, 2767654, 5535308, 6919135, 13838270, 27676540]

約数ペア:

[(1, 27676540), (2, 13838270), (4, 6919135), (5, 5535308), (10, 2767654), (19, 1456660), (20, 1383827), (38, 728330), (76, 364165), (95, 291332), (173, 159980), (190, 145666), (346, 79990), (380, 72833), (421, 65740), (692, 39995), (842, 32870), (865, 31996), (1684, 16435), (1730, 15998), (2105, 13148), (3287, 8420), (3460, 7999), (4210, 6574)]