197630020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74297}}^1$

素因数の和:74332

約数の個数: 48

約数和(自身を含む): 499282560

約数和(自身を除く): 301652540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 74297, 148594, 297188, 371485, 520079, 742970, 1040158, 1411643, 1485940, 2080316, 2600395, 2823286, 5200790, 5646572, 7058215, 9881501, 10401580, 14116430, 19763002, 28232860, 39526004, 49407505, 98815010, 197630020]

約数ペア:

[(1, 197630020), (2, 98815010), (4, 49407505), (5, 39526004), (7, 28232860), (10, 19763002), (14, 14116430), (19, 10401580), (20, 9881501), (28, 7058215), (35, 5646572), (38, 5200790), (70, 2823286), (76, 2600395), (95, 2080316), (133, 1485940), (140, 1411643), (190, 1040158), (266, 742970), (380, 520079), (532, 371485), (665, 297188), (1330, 148594), (2660, 74297)]