2149804790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{1481}}^1$

素因数の和:1817

約数の個数: 64

約数和(自身を含む): 4494372480

約数和(自身を除く): 2344567690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 233, 445, 466, 623, 890, 1165, 1246, 1481, 1631, 2330, 2962, 3115, 3262, 6230, 7405, 8155, 10367, 14810, 16310, 20734, 20737, 41474, 51835, 103670, 103685, 131809, 145159, 207370, 263618, 290318, 345073, 659045, 690146, 725795, 922663, 1318090, 1451590, 1725365, 1845326, 2415511, 3450730, 4613315, 4831022, 9226630, 12077555, 24155110, 30711497, 61422994, 153557485, 214980479, 307114970, 429960958, 1074902395, 2149804790]

約数ペア:

[(1, 2149804790), (2, 1074902395), (5, 429960958), (7, 307114970), (10, 214980479), (14, 153557485), (35, 61422994), (70, 30711497), (89, 24155110), (178, 12077555), (233, 9226630), (445, 4831022), (466, 4613315), (623, 3450730), (890, 2415511), (1165, 1845326), (1246, 1725365), (1481, 1451590), (1631, 1318090), (2330, 922663), (2962, 725795), (3115, 690146), (3262, 659045), (6230, 345073), (7405, 290318), (8155, 263618), (10367, 207370), (14810, 145159), (16310, 131809), (20734, 103685), (20737, 103670), (41474, 51835)]