3450020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 8722560

約数和(自身を除く): 5272540

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, 1297, 1330, 2594, 2660, 5188, 6485, 9079, 12970, 18158, 24643, 25940, 36316, 45395, 49286, 90790, 98572, 123215, 172501, 181580, 246430, 345002, 492860, 690004, 862505, 1725010, 3450020]

約数ペア:

[(1, 3450020), (2, 1725010), (4, 862505), (5, 690004), (7, 492860), (10, 345002), (14, 246430), (19, 181580), (20, 172501), (28, 123215), (35, 98572), (38, 90790), (70, 49286), (76, 45395), (95, 36316), (133, 25940), (140, 24643), (190, 18158), (266, 12970), (380, 9079), (532, 6485), (665, 5188), (1297, 2660), (1330, 2594)]